{"id":2888,"date":"2026-06-28T21:39:31","date_gmt":"2026-06-28T21:39:31","guid":{"rendered":"https:\/\/claviseducation.com\/%e3%82%aa%e3%83%83%e3%82%af%e3%82%b9%e3%83%96%e3%83%aa%e3%83%83%e3%82%b8%e3%81%ae%e7%89%a9%e7%90%86%e5%ad%a6%e9%9d%a2%e6%8e%a5%e5%95%8f%e9%a1%8c\/"},"modified":"2026-08-16T10:00:33","modified_gmt":"2026-08-16T10:00:33","slug":"%e3%82%aa%e3%83%83%e3%82%af%e3%82%b9%e3%83%96%e3%83%aa%e3%83%83%e3%82%b8%e3%81%ae%e7%89%a9%e7%90%86%e5%ad%a6%e9%9d%a2%e6%8e%a5%e5%95%8f%e9%a1%8c","status":"publish","type":"page","link":"https:\/\/claviseducation.com\/ja\/%e3%82%aa%e3%83%83%e3%82%af%e3%82%b9%e3%83%96%e3%83%aa%e3%83%83%e3%82%b8%e3%81%ae%e7%89%a9%e7%90%86%e5%ad%a6%e9%9d%a2%e6%8e%a5%e5%95%8f%e9%a1%8c\/","title":{"rendered":"\u7269\u7406 \u30aa\u30c3\u30af\u30b9\u30d6\u30ea\u30c3\u30b8\u9762\u63a5\u8cea\u554f"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2888\" class=\"elementor elementor-2888 elementor-1802\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1c390d2 e-con e-atomic-element e-flexbox-base e-default-div e-1c390d2-591eda0 \" data-id=\"1c390d2\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"1c390d2\" data-e-type=\"e-flexbox\" data-id=\"1c390d2\">\n    <div class=\"elementor-element elementor-element-eead4c0 e-con e-atomic-element e-flexbox-base e-default-div e-eead4c0-e1d5c54 \" data-id=\"eead4c0\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"eead4c0\" data-e-type=\"e-flexbox\" data-id=\"eead4c0\">\n    <div class=\"elementor-element elementor-element-1379fc8 e-con e-atomic-element e-flexbox-base e-default-div e-1379fc8-899f2e6 \" data-id=\"1379fc8\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"1379fc8\" data-e-type=\"e-flexbox\" data-id=\"1379fc8\">\n    \t\t<div class=\"elementor-element elementor-element-01d602a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"01d602a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u30aa\u30c3\u30af\u30b9\u30d6\u30ea\u30c3\u30b8\u5352\u306e\u30c1\u30e5\u30fc\u30bf\u30fc\u304c\u4f5c\u6210\u30fb\u56f3\u89e3\u3057\u305f\u3001\u660e\u5feb\u306a\u56f3\u3068\u4efb\u610f\u306e\u30d2\u30f3\u30c8\u4ed8\u304d\u306e\u672c\u756a\u30ec\u30d9\u30eb\u7269\u740620\u554f\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-ac122f7 e-con e-atomic-element e-flexbox-base e-default-div e-ac122f7-0bc61e7 \" data-id=\"ac122f7\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ac122f7\" data-e-type=\"e-flexbox\" data-id=\"ac122f7\">\n    \t\t<div class=\"elementor-element elementor-element-dd7aa40 elementor-widget elementor-widget-html\" data-id=\"dd7aa40\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<style>\n.hint {\n  border: 1px solid #E3E7ED;\n  border-radius: 10px;\n  margin: 0.75rem 0 1.5rem;\n  background: #FBFCFE;\n  font-family: 'Helvetica Neue', Arial, sans-serif;\n}\n.hint > summary {\n  cursor: pointer;\n  list-style: none;\n  padding: 0.7rem 1rem;\n  font-weight: 600;\n  color: #17263F;\n  display: flex;\n  align-items: center;\n  gap: 0.5rem;\n}\n.hint > summary::-webkit-details-marker { display: none; }\n.hint > summary::before {\n  content: \"\u25b8\";\n  color: #B68A36;\n  transition: transform 0.15s ease;\n}\n.hint[open] > summary::before { transform: rotate(90deg); }\n.hint .hint-body {\n  padding: 0 1rem 1rem;\n  color: #34404F;\n  line-height: 1.55;\n}\n<\/style>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-13f2fcc e-con e-atomic-element e-flexbox-base e-default-div e-86abf57 \" data-id=\"13f2fcc\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"13f2fcc\" data-e-type=\"e-flexbox\" data-id=\"13f2fcc\">\n    <div class=\"elementor-element elementor-element-ccfe253 e-con e-atomic-element e-flexbox-base e-default-div e-9586275 \" data-id=\"ccfe253\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ccfe253\" data-e-type=\"e-flexbox\" data-id=\"ccfe253\">\n    \t\t<div class=\"elementor-element elementor-element-3e3d1d0 elementor-widget elementor-widget-text-editor\" data-id=\"3e3d1d0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f1<\/strong><br \/>\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u4e0a\u306b\u30c6\u30cb\u30b9\u30dc\u30fc\u30eb\u3092\u8f09\u305b\u3001\u9759\u6b62\u72b6\u614b\u304b\u3089\u540c\u6642\u306b\u843d\u3068\u3057\u307e\u3059\u3002\u30c6\u30cb\u30b9\u30dc\u30fc\u30eb\u306f\u3069\u3053\u307e\u3067\u9ad8\u304f\u8df3\u306d\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-256c822 elementor-widget elementor-widget-html\" data-id=\"256c822\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q1 \u2014 Tennis ball on basketball -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>2\u3064\u306e\u885d\u7a81\u3092\u9806\u756a\u306b\u6271\u3044\u307e\u3057\u3087\u3046\u3002\u307e\u305a\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u304c\u5e8a\u306b\u5f53\u305f\u3063\u3066\u53cd\u8ee2\u3057\u3001\u6b21\u306b\u3001\u307e\u3060\u843d\u4e0b\u4e2d\u306e\u30c6\u30cb\u30b9\u30dc\u30fc\u30eb\u3068\u885d\u7a81\u3057\u307e\u3059\u3002\u305d\u306e\u77ac\u9593\u306e\u30d0\u30b9\u30b1\u30c3\u30c8\u30dc\u30fc\u30eb\u306e\u5ea7\u6a19\u7cfb\u3067\u8003\u3048\u3001\u306f\u308b\u304b\u306b\u91cd\u3044\u7403\u304b\u3089\u8df3\u306d\u8fd4\u308b\u8efd\u3044\u7403\u306b\u3064\u3044\u3066\u904b\u52d5\u91cf\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u4fdd\u5b58\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u30c6\u30cb\u30b9\u30dc\u30fc\u30eb\u304c\u885d\u7a81\u901f\u5ea6\u306e\u4f55\u500d\u3067\u98db\u3073\u51fa\u305b\u308b\u304b\u3092\u898b\u3066\u3001\u305d\u306e\u901f\u3055\u3092\u9ad8\u3055\u306b\u623b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-ce5a520 e-con e-atomic-element e-flexbox-base e-default-div e-13449f8 \" data-id=\"ce5a520\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ce5a520\" data-e-type=\"e-flexbox\" data-id=\"ce5a520\">\n    \t\t\t<div class=\"e-bf780c5-992b3fc e-svg-base e-default-div\" data-interaction-id=\"bf780c5\" data-e-type=\"widget\" data-id=\"bf780c5\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 360\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><marker id=\"arg\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"480\" height=\"360\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><line x1=\"40\" y1=\"318\" x2=\"440\" y2=\"318\" stroke=\"#17263F\" stroke-width=\"2.5\"><\/line><g stroke=\"#6E7785\" stroke-width=\"1.5\"><line x1=\"50\" y1=\"318\" x2=\"40\" y2=\"328\"><\/line><line x1=\"80\" y1=\"318\" x2=\"70\" y2=\"328\"><\/line><line x1=\"110\" y1=\"318\" x2=\"100\" y2=\"328\"><\/line><line x1=\"140\" y1=\"318\" x2=\"130\" y2=\"328\"><\/line><line x1=\"170\" y1=\"318\" x2=\"160\" y2=\"328\"><\/line><\/g><circle cx=\"150\" cy=\"225\" r=\"46\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/circle><path d=\"M120,193 Q150,210 180,193 M120,257 Q150,240 180,257 M150,179 L150,271\" stroke=\"#9A5A1E\" stroke-width=\"1.2\" fill=\"none\" opacity=\"0.6\"><\/path><circle cx=\"150\" cy=\"161\" r=\"18\" fill=\"#D6E04A\" stroke=\"#7E861E\" stroke-width=\"2\"><\/circle><path d=\"M138,153 Q150,168 162,153\" stroke=\"#7E861E\" stroke-width=\"1\" fill=\"none\" opacity=\"0.7\"><\/path><line x1=\"220\" y1=\"150\" x2=\"220\" y2=\"250\" stroke=\"#17263F\" stroke-width=\"2.2\" marker-end=\"url(#ar)\"><\/line><text x=\"228\" y=\"205\" font-size=\"16\" font-style=\"italic\" fill=\"#17263F\">v<\/text><circle cx=\"370\" cy=\"276\" r=\"42\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\" opacity=\"0.55\"><\/circle><circle cx=\"370\" cy=\"95\" r=\"18\" fill=\"#D6E04A\" stroke=\"#7E861E\" stroke-width=\"2\"><\/circle><path d=\"M370,228 C355,200 352,160 370,120\" stroke=\"#B68A36\" stroke-width=\"2\" stroke-dasharray=\"5 4\" fill=\"none\" marker-end=\"url(#arg)\"><\/path><text x=\"392\" y=\"150\" font-size=\"18\" font-style=\"italic\" fill=\"#B68A36\">h = ?<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-169a8c9 elementor-widget elementor-widget-spacer\" data-id=\"169a8c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-e0bb149 e-con e-atomic-element e-flexbox-base e-default-div e-e0bb149-10bfe6b \" data-id=\"e0bb149\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"e0bb149\" data-e-type=\"e-flexbox\" data-id=\"e0bb149\">\n    <div class=\"elementor-element elementor-element-82e0604 e-con e-atomic-element e-flexbox-base e-default-div e-82e0604-626f808 \" data-id=\"82e0604\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"82e0604\" data-e-type=\"e-flexbox\" data-id=\"82e0604\">\n    \t\t<div class=\"elementor-element elementor-element-a27baff elementor-widget elementor-widget-text-editor\" data-id=\"a27baff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f2<\/strong><br \/>\u7e01\u307e\u3067\u6c34\u306e\u5165\u3063\u305f\u30b0\u30e9\u30b9\u306b\u6c37\u304c\u6d6e\u304b\u3093\u3067\u3044\u307e\u3059\u3002\u6c37\u304c\u6eb6\u3051\u308b\u3068\u3001\u6c34\u306f\u3042\u3075\u308c\u307e\u3059\u304b\u3001\u4e0b\u304c\u308a\u307e\u3059\u304b\u3001\u5909\u308f\u308a\u307e\u305b\u3093\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fd80705 elementor-widget elementor-widget-html\" data-id=\"fd80705\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q2 \u2014 Ice cube in a full glass -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u6d6e\u304b\u3076\u7269\u4f53\u306f\u81ea\u5206\u306e\u91cd\u3055\u306e\u5206\u3060\u3051\u6c34\u3092\u62bc\u3057\u306e\u3051\u307e\u3059\u3002\u6d6e\u304b\u3076\u6c37\u304c\u62bc\u3057\u306e\u3051\u308b\u6c34\u306e\u4f53\u7a4d\u3068\u3001\u6c37\u304c\u6eb6\u3051\u3066\u3067\u304d\u308b\u6c34\u306e\u4f53\u7a4d\u3092\u6bd4\u3079\u307e\u3057\u3087\u3046\u3002\u3053\u306e2\u3064\u306e\u4f53\u7a4d\u304c\u540c\u3058\u304b\u3069\u3046\u304b\u3092\u554f\u3044\u3001\u6c37\u304b\u3089\u6c34\u3078\u306e\u5bc6\u5ea6\u306e\u5909\u5316\u304c\u4f55\u3092\u610f\u5473\u3059\u308b\u304b\u3092\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-787dcce e-con e-atomic-element e-flexbox-base e-default-div e-787dcce-ab70f2b \" data-id=\"787dcce\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"787dcce\" data-e-type=\"e-flexbox\" data-id=\"787dcce\">\n    \t\t\t<div class=\"e-5a00391-1ec36c8 e-svg-base e-default-div\" data-interaction-id=\"5a00391\" data-e-type=\"widget\" data-id=\"5a00391\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 360\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"480\" height=\"360\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><path d=\"M150,70 L160,310 Q160,325 175,325 L305,325 Q320,325 320,310 L330,70\" fill=\"none\" stroke=\"#17263F\" stroke-width=\"2.6\" stroke-linejoin=\"round\"><\/path><path d=\"M152,78 L161,308 Q161,320 174,320 L306,320 Q319,320 319,308 L328,78 Z\" fill=\"#A9CCE8\" opacity=\"0.85\"><\/path><line x1=\"150\" y1=\"78\" x2=\"330\" y2=\"78\" stroke=\"#5E92C0\" stroke-width=\"2\"><\/line><line x1=\"330\" y1=\"78\" x2=\"392\" y2=\"78\" stroke=\"#B68A36\" stroke-width=\"1.6\" stroke-dasharray=\"5 4\"><\/line><text x=\"470\" y=\"74\" font-size=\"14\" fill=\"#B68A36\" text-anchor=\"end\">water level<\/text><text x=\"470\" y=\"91\" font-size=\"14\" fill=\"#B68A36\" text-anchor=\"end\">(at the brim)<\/text><g><rect x=\"205\" y=\"58\" width=\"70\" height=\"58\" rx=\"4\" fill=\"#E8F4FB\" stroke=\"#3B6CA6\" stroke-width=\"2\"><\/rect><text x=\"240\" y=\"44\" font-size=\"14\" fill=\"#17263F\" text-anchor=\"middle\">ice<\/text><\/g><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2b31e15 elementor-widget elementor-widget-spacer\" data-id=\"2b31e15\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-05d1143 e-con e-atomic-element e-flexbox-base e-default-div e-05d1143-0d1d1fc \" data-id=\"05d1143\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"05d1143\" data-e-type=\"e-flexbox\" data-id=\"05d1143\">\n    <div class=\"elementor-element elementor-element-29df68c e-con e-atomic-element e-flexbox-base e-default-div e-29df68c-16c1112 \" data-id=\"29df68c\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"29df68c\" data-e-type=\"e-flexbox\" data-id=\"29df68c\">\n    \t\t<div class=\"elementor-element elementor-element-619bf86 elementor-widget elementor-widget-text-editor\" data-id=\"619bf86\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f3<\/strong><br \/>\u8cea\u91cfm\u306e\u30d0\u30f3\u30b8\u30fc\u30b8\u30e3\u30f3\u30d1\u30fc\u304c\u3001\u81ea\u7136\u9577L\u30fb\u3070\u306d\u5b9a\u6570k\u306e\u30ed\u30fc\u30d7\u3067\u3001H\u4e0b\u306e\u7a74\u306e\u4e0a\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u98db\u3073\u964d\u308a\u307e\u3059\u3002\u5b89\u5168\u3092\u4fdd\u3066\u308b\u6700\u9577\u306e\u30ed\u30fc\u30d7\u306f\u3069\u308c\u3067\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f9db85 elementor-widget elementor-widget-html\" data-id=\"1f9db85\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q3 \u2014 Bungee jumper, longest safe rope -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u6700\u4e0b\u70b9\u306e\u9593\u3067\u30a8\u30cd\u30eb\u30ae\u30fc\u4fdd\u5b58\u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\uff1a\u5931\u308f\u308c\u305f\u91cd\u529b\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u3001\u30ed\u30fc\u30d7\u306b\u84c4\u3048\u3089\u308c\u305f\u5f3e\u6027\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u30ed\u30fc\u30d7\u306f\u843d\u4e0b\u304c\u81ea\u7136\u9577L\u3092\u8d85\u3048\u3066\u521d\u3081\u3066\u4f38\u3073\u59cb\u3081\u308b\u306e\u3067\u3001\u4f38\u3073\u3092\u5168\u843d\u4e0b\u8ddd\u96e2\u3067\u8868\u3057\u307e\u3059\u3002\u9650\u754c\u306e\u5834\u5408\u3068\u3057\u3066\u3001\u6700\u4e0b\u70b9\u3092\u3061\u3087\u3046\u3069\u7a74\u306e\u5e95\uff08\u6df1\u3055H\uff09\u306b\u7f6e\u304d\u3001L\u306b\u3064\u3044\u3066\u89e3\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-8f62d4c e-con e-atomic-element e-flexbox-base e-default-div e-8f62d4c-f41405e \" data-id=\"8f62d4c\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"8f62d4c\" data-e-type=\"e-flexbox\" data-id=\"8f62d4c\">\n    \t\t\t<div class=\"e-50851c3-5efff33 e-svg-base e-default-div\" data-interaction-id=\"50851c3\" data-e-type=\"widget\" data-id=\"50851c3\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 380 460\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar2\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"380\" height=\"460\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><rect x=\"40\" y=\"56\" width=\"150\" height=\"16\" fill=\"#7C6033\"><\/rect><rect x=\"40\" y=\"72\" width=\"14\" height=\"40\" fill=\"#7C6033\"><\/rect><text x=\"115\" y=\"46\" font-size=\"13\" fill=\"#6E7785\" text-anchor=\"middle\">platform<\/text><path d=\"M150,72 C150,110 150,110 150,140\" stroke=\"#17263F\" stroke-width=\"2.2\" fill=\"none\"><\/path><path d=\"M150,140 l8,10 l-16,16 l16,16 l-16,16 l16,16 l-16,16 l16,16 l-16,16 l8,10\" stroke=\"#3B6CA6\" stroke-width=\"2.2\" fill=\"none\"><\/path><line x1=\"150\" y1=\"272\" x2=\"150\" y2=\"289\" stroke=\"#3B6CA6\" stroke-width=\"2.2\"><\/line><g transform=\"translate(150,300)\"><circle cx=\"0\" cy=\"0\" r=\"11\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/circle><line x1=\"0\" y1=\"11\" x2=\"0\" y2=\"40\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"18\" x2=\"-14\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"18\" x2=\"14\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"40\" x2=\"-12\" y2=\"62\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"40\" x2=\"12\" y2=\"62\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><\/g><rect x=\"40\" y=\"404\" width=\"300\" height=\"40\" fill=\"#EDE3D2\"><\/rect><path d=\"M40,404 L340,404\" stroke=\"#7C6033\" stroke-width=\"2.5\"><\/path><rect x=\"40\" y=\"404\" width=\"14\" height=\"40\" fill=\"#7C6033\"><\/rect><rect x=\"326\" y=\"404\" width=\"14\" height=\"40\" fill=\"#7C6033\"><\/rect><text x=\"190\" y=\"430\" font-size=\"13\" fill=\"#9A7B4A\" text-anchor=\"middle\">pit<\/text><line x1=\"300\" y1=\"64\" x2=\"300\" y2=\"404\" stroke=\"#B68A36\" stroke-width=\"1.5\" marker-start=\"url(#ar2)\" marker-end=\"url(#ar2)\"><\/line><rect x=\"288\" y=\"222\" width=\"26\" height=\"20\" fill=\"#FFFFFF\"><\/rect><text x=\"301\" y=\"237\" font-size=\"16\" font-style=\"italic\" fill=\"#B68A36\" text-anchor=\"middle\">H<\/text><line x1=\"120\" y1=\"72\" x2=\"120\" y2=\"140\" stroke=\"#6E7785\" stroke-width=\"1.3\" marker-start=\"url(#ar2)\" marker-end=\"url(#ar2)\"><\/line><text x=\"108\" y=\"110\" font-size=\"15\" font-style=\"italic\" fill=\"#6E7785\" text-anchor=\"end\">L<\/text><text x=\"234\" y=\"120\" font-size=\"13\" fill=\"#6E7785\">mass m<\/text><text x=\"234\" y=\"138\" font-size=\"13\" fill=\"#6E7785\">stiffness k<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38449f0 elementor-widget elementor-widget-spacer\" data-id=\"38449f0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-8909295 e-con e-atomic-element e-flexbox-base e-default-div e-8909295-5fe6287 \" data-id=\"8909295\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"8909295\" data-e-type=\"e-flexbox\" data-id=\"8909295\">\n    <div class=\"elementor-element elementor-element-9781d32 e-con e-atomic-element e-flexbox-base e-default-div e-9781d32-d4f30f1 \" data-id=\"9781d32\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"9781d32\" data-e-type=\"e-flexbox\" data-id=\"9781d32\">\n    \t\t<div class=\"elementor-element elementor-element-507a999 elementor-widget elementor-widget-text-editor\" data-id=\"507a999\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f4<\/strong><br \/>\u5730\u7403\u306e\u4e2d\u5fc3\u3092\u307e\u3063\u3059\u3050\u8cab\u304f\u30c8\u30f3\u30cd\u30eb\u3092\u6398\u308a\u3001\u30dc\u30fc\u30eb\u3092\u843d\u3068\u3057\u307e\u3059\u3002\u305d\u306e\u904b\u52d5\u3092\u8aac\u660e\u3057\u3001\u53cd\u5bfe\u5074\u306b\u5230\u9054\u3059\u308b\u307e\u3067\u306e\u6642\u9593\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4715f17 elementor-widget elementor-widget-html\" data-id=\"4715f17\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q4 \u2014 Tunnel through the Earth -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u4e00\u69d8\u306a\u7403\u306e\u5185\u90e8\u3067\u306f\u3001\u3042\u306a\u305f\u3088\u308a\u4e2d\u5fc3\u306b\u8fd1\u3044\u8cea\u91cf\u3060\u3051\u304c\u5185\u5411\u304d\u306b\u5f15\u304f\u306e\u3067\u3001\u91cd\u529b\u306f\u3042\u306a\u305f\u3068\u4e2d\u5fc3\u306e\u8ddd\u96e2\u306b\u6bd4\u4f8b\u3057\u3066\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u5909\u4f4d\u306b\u6bd4\u4f8b\u3059\u308b\u5fa9\u5143\u529b\u306f\u5358\u632f\u52d5\u306e\u8a3c\u3067\u3059\u3002\u5b9f\u52b9\u7684\u306a\u300c\u3070\u306d\u5b9a\u6570\u300d\u3092\u7279\u5b9a\u3057\u3001\u5468\u671f\u3092\u66f8\u304d\u4e0b\u3057\u3001\u7247\u9053\u306e\u65c5\u304c\u305d\u306e\u534a\u5206\u3067\u3042\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-1c4a353 e-con e-atomic-element e-flexbox-base e-default-div e-1c4a353-bb748b2 \" data-id=\"1c4a353\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"1c4a353\" data-e-type=\"e-flexbox\" data-id=\"1c4a353\">\n    \t\t\t<div class=\"e-ca48759-7613f64 e-svg-base e-default-div\" data-interaction-id=\"ca48759\" data-e-type=\"widget\" data-id=\"ca48759\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 400 400\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar3\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><radialGradient id=\"earthg\" cx=\"42%\" cy=\"38%\" r=\"65%\"><stop offset=\"0%\" stop-color=\"#6FA7D6\"><\/stop><stop offset=\"70%\" stop-color=\"#3B6CA6\"><\/stop><stop offset=\"100%\" stop-color=\"#1E4574\"><\/stop><\/radialGradient><\/defs><rect x=\"0\" y=\"0\" width=\"400\" height=\"400\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><circle cx=\"200\" cy=\"200\" r=\"150\" fill=\"url(#earthg)\" stroke=\"#1E4574\" stroke-width=\"2\"><\/circle><path d=\"M150,110 q30,-12 55,6 q12,20 -8,30 q-40,8 -55,-12 q-6,-18 8,-24Z\" fill=\"#5C9E63\" opacity=\"0.85\"><\/path><path d=\"M235,250 q34,-6 40,18 q-4,28 -34,24 q-26,-10 -18,-32Z\" fill=\"#5C9E63\" opacity=\"0.85\"><\/path><line x1=\"200\" y1=\"50\" x2=\"200\" y2=\"350\" stroke=\"#0F1B2E\" stroke-width=\"9\" stroke-linecap=\"round\" opacity=\"0.85\"><\/line><line x1=\"200\" y1=\"50\" x2=\"200\" y2=\"350\" stroke=\"#FFFFFF\" stroke-width=\"2.5\" stroke-dasharray=\"3 7\" opacity=\"0.7\"><\/line><circle cx=\"200\" cy=\"200\" r=\"4\" fill=\"#FFFFFF\"><\/circle><text x=\"212\" y=\"196\" font-size=\"13\" fill=\"#FFFFFF\">centre<\/text><circle cx=\"200\" cy=\"50\" r=\"9\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/circle><line x1=\"225\" y1=\"56\" x2=\"225\" y2=\"120\" stroke=\"#B68A36\" stroke-width=\"2\" marker-end=\"url(#ar3)\"><\/line><text x=\"232\" y=\"92\" font-size=\"13\" fill=\"#B68A36\">dropped<\/text><text x=\"232\" y=\"108\" font-size=\"13\" fill=\"#B68A36\">from rest<\/text><line x1=\"200\" y1=\"200\" x2=\"306\" y2=\"306\" stroke=\"#FFFFFF\" stroke-width=\"1.6\" stroke-dasharray=\"4 4\"><\/line><text x=\"250\" y=\"270\" font-size=\"15\" font-style=\"italic\" fill=\"#FFFFFF\">R<\/text><text x=\"200\" y=\"384\" font-size=\"13\" fill=\"#6E7785\" text-anchor=\"middle\">frictionless tunnel through the centre<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-57febba elementor-widget elementor-widget-spacer\" data-id=\"57febba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-0da149e e-con e-atomic-element e-flexbox-base e-default-div e-0da149e-d86b4e1 \" data-id=\"0da149e\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"0da149e\" data-e-type=\"e-flexbox\" data-id=\"0da149e\">\n    <div class=\"elementor-element elementor-element-2307046 e-con e-atomic-element e-flexbox-base e-default-div e-2307046-1f855e0 \" data-id=\"2307046\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"2307046\" data-e-type=\"e-flexbox\" data-id=\"2307046\">\n    \t\t<div class=\"elementor-element elementor-element-055c59e elementor-widget elementor-widget-text-editor\" data-id=\"055c59e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f5<\/strong><br \/>\u5730\u7403\u304c\u7a81\u7136\u516c\u8ee2\u3092\u6b62\u3081\u305f\u3089\u3001\u592a\u967d\u306b\u843d\u3061\u308b\u307e\u3067\u3069\u306e\u304f\u3089\u3044\u304b\u304b\u308a\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13e37f1 elementor-widget elementor-widget-html\" data-id=\"13e37f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q5 \u2014 Earth stopped, falls into the Sun -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u307e\u3063\u3059\u3050\u306a\u843d\u4e0b\u3092\u3001\u592a\u967d\u3092\u7126\u70b9\u306e\u3072\u3068\u3064\u3068\u3059\u308b\u3001\u6975\u7aef\u306b\u7d30\u304f\u6f70\u308c\u305f\u6955\u5186\u3068\u3057\u3066\u6271\u3044\u307e\u3057\u3087\u3046\u3002\u3059\u308b\u3068\u534a\u9577\u8ef8\u306f\u5143\u306e\u8ecc\u9053\u534a\u5f84\u306e\u534a\u5206\u306b\u306a\u308a\u307e\u3059\u3002\u30b1\u30d7\u30e9\u30fc\u306e\u7b2c\u4e09\u6cd5\u5247\u3092\u9069\u7528\u3057\u3066\u3053\u306e\u9000\u5316\u3057\u305f\u8ecc\u9053\u306e\u5468\u671f\u3092\u5730\u7403\u306e\u5b9f\u969b\u306e1\u5e74\u3068\u95a2\u4fc2\u3065\u3051\u3001\u843d\u4e0b\u306f\u305d\u306e\u5468\u671f\u306e\u534a\u5206\u306b\u3059\u304e\u306a\u3044\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-758cf63 e-con e-atomic-element e-flexbox-base e-default-div e-758cf63-419bbed \" data-id=\"758cf63\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"758cf63\" data-e-type=\"e-flexbox\" data-id=\"758cf63\">\n    \t\t\t<div class=\"e-63d945f-1db3d12 e-svg-base e-default-div\" data-interaction-id=\"63d945f\" data-e-type=\"widget\" data-id=\"63d945f\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 360\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar4\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><radialGradient id=\"sung\" cx=\"50%\" cy=\"50%\" r=\"50%\"><stop offset=\"0%\" stop-color=\"#FFE08A\"><\/stop><stop offset=\"60%\" stop-color=\"#F6A623\"><\/stop><stop offset=\"100%\" stop-color=\"#E0791A\"><\/stop><\/radialGradient><radialGradient id=\"earthg2\" cx=\"42%\" cy=\"38%\" r=\"65%\"><stop offset=\"0%\" stop-color=\"#6FA7D6\"><\/stop><stop offset=\"100%\" stop-color=\"#1E4574\"><\/stop><\/radialGradient><\/defs><rect x=\"0\" y=\"0\" width=\"480\" height=\"360\" rx=\"14\" fill=\"#FCFCFA\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><circle cx=\"150\" cy=\"180\" r=\"270\" fill=\"none\" stroke=\"#9AA3AE\" stroke-width=\"1.4\" stroke-dasharray=\"6 6\" opacity=\"0.7\"><\/circle><circle cx=\"150\" cy=\"180\" r=\"44\" fill=\"url(#sung)\"><\/circle><g stroke=\"#F6A623\" stroke-width=\"2\" opacity=\"0.6\"><line x1=\"150\" y1=\"120\" x2=\"150\" y2=\"104\"><\/line><line x1=\"150\" y1=\"240\" x2=\"150\" y2=\"256\"><\/line><line x1=\"90\" y1=\"180\" x2=\"74\" y2=\"180\"><\/line><line x1=\"210\" y1=\"180\" x2=\"226\" y2=\"180\"><\/line><\/g><text x=\"150\" y=\"184\" font-size=\"13\" fill=\"#7C4A12\" text-anchor=\"middle\" font-weight=\"bold\">Sun<\/text><circle cx=\"420\" cy=\"180\" r=\"15\" fill=\"url(#earthg2)\" stroke=\"#1E4574\" stroke-width=\"1.5\"><\/circle><text x=\"420\" y=\"150\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">Earth<\/text><text x=\"420\" y=\"135\" font-size=\"12\" fill=\"#6E7785\" text-anchor=\"middle\">(stopped)<\/text><line x1=\"402\" y1=\"180\" x2=\"200\" y2=\"180\" stroke=\"#B68A36\" stroke-width=\"2.4\" stroke-dasharray=\"2 0\" marker-end=\"url(#ar4)\"><\/line><text x=\"300\" y=\"170\" font-size=\"14\" fill=\"#B68A36\" text-anchor=\"middle\">falls straight in<\/text><line x1=\"150\" y1=\"232\" x2=\"420\" y2=\"232\" stroke=\"#6E7785\" stroke-width=\"1.3\"><\/line><line x1=\"150\" y1=\"226\" x2=\"150\" y2=\"238\" stroke=\"#6E7785\" stroke-width=\"1.3\"><\/line><line x1=\"420\" y1=\"226\" x2=\"420\" y2=\"238\" stroke=\"#6E7785\" stroke-width=\"1.3\"><\/line><text x=\"285\" y=\"250\" font-size=\"15\" font-style=\"italic\" fill=\"#6E7785\" text-anchor=\"middle\">R  (orbital radius)<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ad82ef elementor-widget elementor-widget-spacer\" data-id=\"6ad82ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-2e7093a e-con e-atomic-element e-flexbox-base e-default-div e-2e7093a-584b55c \" data-id=\"2e7093a\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"2e7093a\" data-e-type=\"e-flexbox\" data-id=\"2e7093a\">\n    <div class=\"elementor-element elementor-element-564d02b e-con e-atomic-element e-flexbox-base e-default-div e-564d02b-c06549e \" data-id=\"564d02b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"564d02b\" data-e-type=\"e-flexbox\" data-id=\"564d02b\">\n    \t\t<div class=\"elementor-element elementor-element-3100aa1 elementor-widget elementor-widget-text-editor\" data-id=\"3100aa1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f6<\/strong><br \/>\u4f53\u91cd\u306f\u5317\u6975\u3068\u8d64\u9053\u306e\u3069\u3061\u3089\u3067\u91cd\u304f\u306a\u308a\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fa59180 elementor-widget elementor-widget-html\" data-id=\"fa59180\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q6 \u2014 Weight at the pole vs the equator -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u8d64\u9053\u3067\u306f\u3001\u6975\u306b\u306f\u306a\u30442\u3064\u306e\u52b9\u679c\u304c\u50cd\u304d\u307e\u3059\u3002\u7b2c\u4e00\u306b\u3001\u8d64\u9053\u4e0a\u306e\u70b9\u306f\u5730\u7403\u306e\u81ea\u8ee2\u3068\u3068\u3082\u306b\u5186\u904b\u52d5\u3092\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u91cd\u529b\u306e\u4e00\u90e8\u304c\u5411\u5fc3\u529b\u306e\u4f9b\u7d66\u306b\u300c\u4f7f\u308f\u308c\u300d\u3001\u4f53\u91cd\u8a08\u306b\u8f09\u308b\u5206\u304c\u6e1b\u308a\u307e\u3059\u3002\u7b2c\u4e8c\u306b\u3001\u8d64\u9053\u306e\u81a8\u3089\u307f\u306b\u3088\u308a\u3001\u4e2d\u5fc3\u304b\u3089\u308f\u305a\u304b\u306b\u9060\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u52b9\u679c\u304c\u8aad\u307f\u3092\u3069\u3061\u3089\u306b\u62bc\u3059\u304b\u3092\u8003\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-ef0b0af e-con e-atomic-element e-flexbox-base e-default-div e-ef0b0af-fe4b34d \" data-id=\"ef0b0af\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ef0b0af\" data-e-type=\"e-flexbox\" data-id=\"ef0b0af\">\n    \t\t\t<div class=\"e-28bdcd5-4a57e76 e-svg-base e-default-div\" data-interaction-id=\"28bdcd5\" data-e-type=\"widget\" data-id=\"28bdcd5\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 460 380\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar5\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><radialGradient id=\"earthg3\" cx=\"42%\" cy=\"36%\" r=\"68%\"><stop offset=\"0%\" stop-color=\"#6FA7D6\"><\/stop><stop offset=\"100%\" stop-color=\"#23507F\"><\/stop><\/radialGradient><\/defs><rect x=\"0\" y=\"0\" width=\"460\" height=\"380\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><ellipse cx=\"220\" cy=\"200\" rx=\"150\" ry=\"128\" fill=\"url(#earthg3)\" stroke=\"#23507F\" stroke-width=\"2\"><\/ellipse><line x1=\"220\" y1=\"40\" x2=\"220\" y2=\"360\" stroke=\"#17263F\" stroke-width=\"1.4\" stroke-dasharray=\"6 5\"><\/line><path d=\"M250,58 a40,14 0 1 1 -60,0\" fill=\"none\" stroke=\"#B68A36\" stroke-width=\"2\" marker-end=\"url(#ar5)\"><\/path><text x=\"290\" y=\"56\" font-size=\"13\" fill=\"#B68A36\">rotation<\/text><line x1=\"70\" y1=\"200\" x2=\"370\" y2=\"200\" stroke=\"#FFFFFF\" stroke-width=\"1.4\" stroke-dasharray=\"4 4\" opacity=\"0.8\"><\/line><g transform=\"translate(220,72)\"><circle cx=\"0\" cy=\"-12\" r=\"5\" fill=\"#17263F\"><\/circle><line x1=\"0\" y1=\"-7\" x2=\"0\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"-3\" x2=\"-6\" y2=\"2\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"-3\" x2=\"6\" y2=\"2\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"6\" x2=\"-5\" y2=\"15\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"6\" x2=\"5\" y2=\"15\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><\/g><text x=\"220\" y=\"34\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">pole<\/text><g transform=\"translate(388,200) rotate(90)\"><circle cx=\"0\" cy=\"-12\" r=\"5\" fill=\"#17263F\"><\/circle><line x1=\"0\" y1=\"-7\" x2=\"0\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"-3\" x2=\"-6\" y2=\"2\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"-3\" x2=\"6\" y2=\"2\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"6\" x2=\"-5\" y2=\"15\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"0\" y1=\"6\" x2=\"5\" y2=\"15\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><\/g><text x=\"392\" y=\"240\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">equator<\/text><text x=\"220\" y=\"368\" font-size=\"12.5\" fill=\"#6E7785\" text-anchor=\"middle\">Earth spins, and bulges at the equator (exaggerated)<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bd197af elementor-widget elementor-widget-spacer\" data-id=\"bd197af\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-aadcc01 e-con e-atomic-element e-flexbox-base e-default-div e-aadcc01-d68ce39 \" data-id=\"aadcc01\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"aadcc01\" data-e-type=\"e-flexbox\" data-id=\"aadcc01\">\n    <div class=\"elementor-element elementor-element-d4d3b56 e-con e-atomic-element e-flexbox-base e-default-div e-d4d3b56-dc171e7 \" data-id=\"d4d3b56\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"d4d3b56\" data-e-type=\"e-flexbox\" data-id=\"d4d3b56\">\n    \t\t<div class=\"elementor-element elementor-element-709b2e8 elementor-widget elementor-widget-text-editor\" data-id=\"709b2e8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f7<\/strong><br \/>12\u500b\u306e\u540c\u4e00\u306e\u62b5\u6297R\u304c\u7acb\u65b9\u4f53\u306e\u8fba\u3092\u306a\u3057\u3066\u3044\u307e\u3059\u3002\u5bfe\u89d2\u306b\u5411\u304b\u3044\u5408\u30462\u9802\u70b9\u9593\u306e\u62b5\u6297\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16387d5 elementor-widget elementor-widget-html\" data-id=\"16387d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q7 \u2014 Resistor cube -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u56de\u8def\u7db2\u5168\u4f53\u3092\u89e3\u3053\u3046\u3068\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u4ee3\u308f\u308a\u306b\u5bfe\u79f0\u6027\u3092\u4f7f\u3044\u307e\u3057\u3087\u3046\u3002A\u3068B\u3092\u7d50\u3076\u5bfe\u89d2\u7dda\u306b\u95a2\u3059\u308b\u7acb\u65b9\u4f53\u306e\u5bfe\u79f0\u6027\u304b\u3089\u3001\u3044\u304f\u3064\u304b\u306e\u9802\u70b9\u306f\u307e\u3063\u305f\u304f\u540c\u3058\u96fb\u4f4d\u306b\u4f4d\u7f6e\u3059\u308b\u306f\u305a\u3067\u3059\u3002\u305d\u306e\u7b49\u96fb\u4f4d\u306e\u70b9\u3092\u982d\u306e\u4e2d\u3067\u3064\u306a\u3050\u3068\u300112\u500b\u306e\u62b5\u6297\u306f\u5358\u7d14\u306a\u4e26\u5217\u30b0\u30eb\u30fc\u30d7\u306e\u77ed\u3044\u9396\u306b\u6f70\u308c\u307e\u3059\u3002<\/p>\n  <\/div>\n<\/details>\n\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-cbcd826 e-con e-atomic-element e-flexbox-base e-default-div e-cbcd826-f572ca8 \" data-id=\"cbcd826\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"cbcd826\" data-e-type=\"e-flexbox\" data-id=\"cbcd826\">\n    \t\t\t<div class=\"e-574587f-d38aeb4 e-svg-base e-default-div\" data-interaction-id=\"574587f\" data-e-type=\"widget\" data-id=\"574587f\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 440 380\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"440\" height=\"380\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><g stroke=\"#3B6CA6\" stroke-width=\"2\"><line x1=\"190\" y1=\"220\" x2=\"320\" y2=\"220\"><\/line><line x1=\"320\" y1=\"220\" x2=\"320\" y2=\"90\"><\/line><line x1=\"320\" y1=\"90\" x2=\"190\" y2=\"90\"><\/line><line x1=\"190\" y1=\"90\" x2=\"190\" y2=\"220\"><\/line><line x1=\"120\" y1=\"270\" x2=\"190\" y2=\"220\"><\/line><line x1=\"250\" y1=\"270\" x2=\"320\" y2=\"220\"><\/line><line x1=\"250\" y1=\"140\" x2=\"320\" y2=\"90\"><\/line><line x1=\"120\" y1=\"140\" x2=\"190\" y2=\"90\"><\/line><line x1=\"120\" y1=\"270\" x2=\"250\" y2=\"270\"><\/line><line x1=\"250\" y1=\"270\" x2=\"250\" y2=\"140\"><\/line><line x1=\"250\" y1=\"140\" x2=\"120\" y2=\"140\"><\/line><line x1=\"120\" y1=\"140\" x2=\"120\" y2=\"270\"><\/line><\/g><g fill=\"#FFFFFF\" stroke=\"#17263F\" stroke-width=\"1.8\"><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(185,270)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(185,140)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(255,220)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(255,90)\"><\/rect><rect x=\"-6\" y=\"-14\" width=\"12\" height=\"28\" transform=\"translate(250,205)\"><\/rect><rect x=\"-6\" y=\"-14\" width=\"12\" height=\"28\" transform=\"translate(120,205)\"><\/rect><rect x=\"-6\" y=\"-14\" width=\"12\" height=\"28\" transform=\"translate(320,155)\"><\/rect><rect x=\"-6\" y=\"-14\" width=\"12\" height=\"28\" transform=\"translate(190,155)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(155,245) rotate(-35.5)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(285,245) rotate(-35.5)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(285,115) rotate(-35.5)\"><\/rect><rect x=\"-14\" y=\"-6\" width=\"28\" height=\"12\" transform=\"translate(155,115) rotate(-35.5)\"><\/rect><\/g><line x1=\"120\" y1=\"270\" x2=\"80\" y2=\"300\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><circle cx=\"80\" cy=\"300\" r=\"5\" fill=\"#B68A36\"><\/circle><text x=\"66\" y=\"318\" font-size=\"16\" font-weight=\"bold\" fill=\"#17263F\">A<\/text><line x1=\"320\" y1=\"90\" x2=\"360\" y2=\"60\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><circle cx=\"360\" cy=\"60\" r=\"5\" fill=\"#B68A36\"><\/circle><text x=\"368\" y=\"60\" font-size=\"16\" font-weight=\"bold\" fill=\"#17263F\">B<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-83b87bf elementor-widget elementor-widget-spacer\" data-id=\"83b87bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-28f9fca e-con e-atomic-element e-flexbox-base e-default-div e-28f9fca-2ca0ff6 \" data-id=\"28f9fca\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"28f9fca\" data-e-type=\"e-flexbox\" data-id=\"28f9fca\">\n    <div class=\"elementor-element elementor-element-bac9018 e-con e-atomic-element e-flexbox-base e-default-div e-bac9018-b11c3a4 \" data-id=\"bac9018\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"bac9018\" data-e-type=\"e-flexbox\" data-id=\"bac9018\">\n    \t\t<div class=\"elementor-element elementor-element-67bf0f9 elementor-widget elementor-widget-text-editor\" data-id=\"67bf0f9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f8<\/strong><br \/>\u5730\u7403\u306e\u5927\u6c17\u306e\u7dcf\u8cea\u91cf\u3092\u6982\u7b97\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bda7b25 elementor-widget elementor-widget-html\" data-id=\"bda7b25\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q8 \u2014 Mass of the atmosphere -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u5730\u8868\u306e\u5927\u6c17\u5727\u306f\u3001\u5358\u4f4d\u9762\u7a4d\u306e\u4e0a\u306b\u3042\u308b\u7a7a\u6c17\u67f1\u306e\u91cd\u3055\u3092\u3001\u305d\u306e\u9762\u7a4d\u3067\u5272\u3063\u305f\u3082\u306e\u306b\u3059\u304e\u307e\u305b\u3093\u3002\u5f0f\u3092\u4e26\u3079\u66ff\u3048\u3066\u3001\u5730\u8868\u306e\u6c17\u5727\u3068\u5730\u7403\u306e\u8868\u9762\u7a4d\u304b\u3089\u5927\u6c17\u5168\u4f53\u306e\u91cd\u3055\u3092\u6c42\u3081\u3001g\u3067\u5272\u3063\u3066\u8cea\u91cf\u3092\u51fa\u3057\u307e\u3057\u3087\u3046\u3002\u5730\u7403\u306e\u534a\u5f84\u3068\u6a19\u6e96\u5927\u6c17\u5727\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-14caf3b e-con e-atomic-element e-flexbox-base e-default-div e-14caf3b-2e00ace \" data-id=\"14caf3b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"14caf3b\" data-e-type=\"e-flexbox\" data-id=\"14caf3b\">\n    \t\t\t<div class=\"e-6e189a8-a1cde9e e-svg-base e-default-div\" data-interaction-id=\"6e189a8\" data-e-type=\"widget\" data-id=\"6e189a8\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 460 380\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar6\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><linearGradient id=\"airg\" x1=\"0\" y1=\"0\" x2=\"0\" y2=\"1\"><stop offset=\"0%\" stop-color=\"#E8F2FB\"><\/stop><stop offset=\"100%\" stop-color=\"#9CC4E4\"><\/stop><\/linearGradient><\/defs><rect x=\"0\" y=\"0\" width=\"460\" height=\"380\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><path d=\"M20,360 Q230,300 440,360 L440,378 L20,378 Z\" fill=\"#5C9E63\"><\/path><path d=\"M20,360 Q230,300 440,360\" fill=\"none\" stroke=\"#3C7A45\" stroke-width=\"2.5\"><\/path><path d=\"M20,150 Q230,90 440,150 L440,360 Q230,300 20,360 Z\" fill=\"url(#airg)\" opacity=\"0.55\"><\/path><path d=\"M20,150 Q230,90 440,150\" fill=\"none\" stroke=\"#7FB2D9\" stroke-width=\"1.6\" stroke-dasharray=\"6 5\"><\/path><text x=\"300\" y=\"110\" font-size=\"13\" fill=\"#5E92C0\" text-anchor=\"middle\">top of atmosphere<\/text><rect x=\"180\" y=\"118\" width=\"70\" height=\"208\" fill=\"#3B6CA6\" opacity=\"0.28\" stroke=\"#3B6CA6\" stroke-width=\"1.5\"><\/rect><text x=\"120\" y=\"220\" font-size=\"14\" fill=\"#17263F\" text-anchor=\"middle\">column<\/text><text x=\"120\" y=\"238\" font-size=\"14\" fill=\"#17263F\" text-anchor=\"middle\">of air<\/text><line x1=\"215\" y1=\"150\" x2=\"215\" y2=\"300\" stroke=\"#B68A36\" stroke-width=\"2.4\" marker-end=\"url(#ar6)\"><\/line><text x=\"225\" y=\"225\" font-size=\"14\" font-style=\"italic\" fill=\"#B68A36\">weight<\/text><line x1=\"180\" y1=\"332\" x2=\"250\" y2=\"332\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><text x=\"215\" y=\"350\" font-size=\"14\" font-style=\"italic\" fill=\"#17263F\" text-anchor=\"middle\">area A<\/text><text x=\"300\" y=\"300\" font-size=\"13.5\" fill=\"#17263F\">pressure at the surface<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fcb6054 elementor-widget elementor-widget-spacer\" data-id=\"fcb6054\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-13c3e24 e-con e-atomic-element e-flexbox-base e-default-div e-13c3e24-6d9dc70 \" data-id=\"13c3e24\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"13c3e24\" data-e-type=\"e-flexbox\" data-id=\"13c3e24\">\n    <div class=\"elementor-element elementor-element-a00688f e-con e-atomic-element e-flexbox-base e-default-div e-a00688f-ecaea66 \" data-id=\"a00688f\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"a00688f\" data-e-type=\"e-flexbox\" data-id=\"a00688f\">\n    \t\t<div class=\"elementor-element elementor-element-fc9c671 elementor-widget elementor-widget-text-editor\" data-id=\"fc9c671\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f9<\/strong><br \/>\u30c1\u30e7\u30b3\u30ec\u30fc\u30c8\u30d0\u30fc1\u672c\u5206\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3067\u3001\u304a\u304a\u3088\u305d\u3069\u306e\u304f\u3089\u3044\u306e\u9ad8\u3055\u307e\u3067\u767b\u308c\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf5df06 elementor-widget elementor-widget-html\" data-id=\"cf5df06\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q9 \u2014 Climbing on a chocolate bar -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30d0\u30fc\u306e\u5229\u7528\u53ef\u80fd\u306a\u5316\u5b66\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u3001\u5f97\u3089\u308c\u308b\u91cd\u529b\u306e\u4f4d\u7f6e\u30a8\u30cd\u30eb\u30ae\u30fcmgh\u3068\u7b49\u3057\u3044\u3068\u304a\u304d\u307e\u3057\u3087\u3046\u3002\u30d0\u30fc\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\uff08\u30e9\u30d9\u30eb\u306b\u306f\u304a\u3088\u305d1000 kJ\u3068\u3042\u308a\u307e\u3059\uff09\u3068\u81ea\u5206\u306e\u4f53\u91cd\u3092\u898b\u7a4d\u3082\u308a\u3001\u305d\u3057\u3066\u7686\u304c\u5fd8\u308c\u308b\u30b9\u30c6\u30c3\u30d7\u2014\u2014\u7b4b\u8089\u304c\u98df\u7269\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u9ad8\u3055\u306b\u5909\u63db\u3059\u308b\u52b9\u7387\u306f\u308f\u305a\u304b5\u5206\u306e1\u7a0b\u5ea6\u2014\u2014\u3092\u5fd8\u308c\u305a\u306b\u3002\u4eee\u5b9a\u306f\u305d\u306e\u3064\u3069\u660e\u793a\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-71eb85f e-con e-atomic-element e-flexbox-base e-default-div e-71eb85f-085578f \" data-id=\"71eb85f\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"71eb85f\" data-e-type=\"e-flexbox\" data-id=\"71eb85f\">\n    \t\t\t<div class=\"e-337fde9-f7b3fe4 e-svg-base e-default-div\" data-interaction-id=\"337fde9\" data-e-type=\"widget\" data-id=\"337fde9\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 360\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar7\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"480\" height=\"360\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><path d=\"M150,320 L300,90 L450,320 Z\" fill=\"#EAEFF4\" stroke=\"#9AA3AE\" stroke-width=\"2\"><\/path><path d=\"M300,90 L335,144 L312,150 L330,176 L300,168 L270,176 L288,150 L265,144 Z\" fill=\"#FFFFFF\" stroke=\"#C8D0DA\" stroke-width=\"1\"><\/path><line x1=\"120\" y1=\"320\" x2=\"470\" y2=\"320\" stroke=\"#17263F\" stroke-width=\"2.5\"><\/line><g transform=\"translate(232,222)\"><circle cx=\"0\" cy=\"-12\" r=\"5.5\" fill=\"#17263F\"><\/circle><line x1=\"0\" y1=\"-7\" x2=\"2\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"2.6\"><\/line><line x1=\"1\" y1=\"-3\" x2=\"-9\" y2=\"-7\" stroke=\"#17263F\" stroke-width=\"2.6\"><\/line><line x1=\"1\" y1=\"-3\" x2=\"10\" y2=\"-9\" stroke=\"#17263F\" stroke-width=\"2.6\"><\/line><line x1=\"2\" y1=\"6\" x2=\"-7\" y2=\"16\" stroke=\"#17263F\" stroke-width=\"2.6\"><\/line><line x1=\"2\" y1=\"6\" x2=\"11\" y2=\"13\" stroke=\"#17263F\" stroke-width=\"2.6\"><\/line><\/g><line x1=\"430\" y1=\"320\" x2=\"430\" y2=\"100\" stroke=\"#B68A36\" stroke-width=\"2.2\" marker-end=\"url(#ar7)\" marker-start=\"url(#ar7)\"><\/line><text x=\"424\" y=\"150\" font-size=\"18\" font-style=\"italic\" fill=\"#B68A36\" text-anchor=\"end\">h = ?<\/text><g transform=\"translate(60,150)\"><rect x=\"0\" y=\"0\" width=\"78\" height=\"46\" rx=\"4\" fill=\"#8B5A2B\" stroke=\"#5E3C1A\" stroke-width=\"2\"><\/rect><g stroke=\"#5E3C1A\" stroke-width=\"1.4\"><line x1=\"26\" y1=\"2\" x2=\"26\" y2=\"44\"><\/line><line x1=\"52\" y1=\"2\" x2=\"52\" y2=\"44\"><\/line><line x1=\"2\" y1=\"23\" x2=\"76\" y2=\"23\"><\/line><\/g><text x=\"39\" y=\"70\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">chocolate bar<\/text><text x=\"39\" y=\"86\" font-size=\"12\" fill=\"#6E7785\" text-anchor=\"middle\">energy E<\/text><\/g><path d=\"M150,150 C190,120 210,150 224,200\" fill=\"none\" stroke=\"#B68A36\" stroke-width=\"2\" stroke-dasharray=\"5 4\" marker-end=\"url(#ar7)\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72e05b6 elementor-widget elementor-widget-spacer\" data-id=\"72e05b6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-4bd89da e-con e-atomic-element e-flexbox-base e-default-div e-4bd89da-b791478 \" data-id=\"4bd89da\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"4bd89da\" data-e-type=\"e-flexbox\" data-id=\"4bd89da\">\n    <div class=\"elementor-element elementor-element-5a922dd e-con e-atomic-element e-flexbox-base e-default-div e-5a922dd-b591f8b \" data-id=\"5a922dd\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"5a922dd\" data-e-type=\"e-flexbox\" data-id=\"5a922dd\">\n    \t\t<div class=\"elementor-element elementor-element-eff651b elementor-widget elementor-widget-text-editor\" data-id=\"eff651b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f10<\/strong><br \/>\u7802\u6642\u8a08\u3092\u9ad8\u611f\u5ea6\u306e\u79e4\u306b\u8f09\u305b\u3066\u3072\u3063\u304f\u308a\u8fd4\u3057\u307e\u3059\u3002\u7802\u304c\u843d\u3061\u3066\u3044\u308b\u9593\u3001\u79e4\u306e\u5024\u306f\u4e00\u5b9a\u306e\u307e\u307e\u3067\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-24846ac elementor-widget elementor-widget-html\" data-id=\"24846ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q10 \u2014 Sand timer on a scale -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u529b\u306f\u904b\u52d5\u91cf\u306e\u5909\u5316\u7387\u306a\u306e\u3067\u3001\u8f09\u3063\u3066\u3044\u308b\u7802\u3060\u3051\u3067\u306a\u304f\u3001\u3059\u3079\u3066\u306e\u7802\u3092\u8003\u616e\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u5b9a\u5e38\u6d41\u306e\u9593\u306f\u3001\u8aad\u307f\u304b\u3089\u300c\u6d88\u3048\u3066\u3044\u308b\u300d\u7a7a\u4e2d\u306e\u7802\u306e\u91cd\u3055\u304c\u3001\u7740\u5730\u3059\u308b\u7802\u306e\u529b\u7a4d\u3068\u91e3\u308a\u5408\u3063\u3066\u3044\u307e\u3059\u3002\u9762\u767d\u3044\u306e\u306f\u3001\u5b9a\u5e38\u6d41\u304c\u59cb\u307e\u308b\u524d\u306e\u3054\u304f\u6700\u521d\u3068\u3001\u6b62\u307e\u3063\u305f\u5f8c\u306e\u3054\u304f\u6700\u5f8c\u3067\u3059\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-666b509 e-con e-atomic-element e-flexbox-base e-default-div e-666b509-a3f45ae \" data-id=\"666b509\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"666b509\" data-e-type=\"e-flexbox\" data-id=\"666b509\">\n    \t\t\t<div class=\"e-882da06-8522cb0 e-svg-base e-default-div\" data-interaction-id=\"882da06\" data-e-type=\"widget\" data-id=\"882da06\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 400 400\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"400\" height=\"400\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><rect x=\"140\" y=\"70\" width=\"120\" height=\"10\" rx=\"3\" fill=\"#7C6033\"><\/rect><rect x=\"140\" y=\"240\" width=\"120\" height=\"10\" rx=\"3\" fill=\"#7C6033\"><\/rect><line x1=\"152\" y1=\"80\" x2=\"152\" y2=\"240\" stroke=\"#7C6033\" stroke-width=\"6\" stroke-linecap=\"round\"><\/line><line x1=\"248\" y1=\"80\" x2=\"248\" y2=\"240\" stroke=\"#7C6033\" stroke-width=\"6\" stroke-linecap=\"round\"><\/line><path d=\"M162,82 L238,82 L208,160 L208,162 L238,238 L162,238 L192,162 L192,160 Z\" fill=\"#EAF3FB\" stroke=\"#5E92C0\" stroke-width=\"2\"><\/path><path d=\"M168,86 L232,86 L206,154 L194,154 Z\" fill=\"#E5C16A\" stroke=\"none\"><\/path><line x1=\"200\" y1=\"158\" x2=\"200\" y2=\"214\" stroke=\"#E5C16A\" stroke-width=\"3\"><\/line><path d=\"M176,234 L224,234 Q200,206 176,234 Z\" fill=\"#E5C16A\"><\/path><path d=\"M166,238 L234,238 L224,214 Q200,234 176,214 Z\" fill=\"#E5C16A\" opacity=\"0\"><\/path><path d=\"M168,238 L232,238 L226,222 Q200,206 174,222 Z\" fill=\"#E5C16A\"><\/path><rect x=\"90\" y=\"300\" width=\"220\" height=\"40\" rx=\"8\" fill=\"#D9DEE5\" stroke=\"#9AA3AE\" stroke-width=\"2\"><\/rect><rect x=\"120\" y=\"250\" width=\"160\" height=\"50\" rx=\"6\" fill=\"#EDEFF3\" stroke=\"#9AA3AE\" stroke-width=\"2\"><\/rect><rect x=\"220\" y=\"312\" width=\"70\" height=\"20\" rx=\"3\" fill=\"#17263F\"><\/rect><text x=\"255\" y=\"327\" font-size=\"13\" fill=\"#7FE0A0\" text-anchor=\"middle\" font-family=\"monospace\">\u2014 . \u2014<\/text><text x=\"150\" y=\"326\" font-size=\"13\" fill=\"#6E7785\" text-anchor=\"middle\">scale<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fbf8f46 elementor-widget elementor-widget-spacer\" data-id=\"fbf8f46\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-c6ed75b e-con e-atomic-element e-flexbox-base e-default-div e-c6ed75b-c633d76 \" data-id=\"c6ed75b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"c6ed75b\" data-e-type=\"e-flexbox\" data-id=\"c6ed75b\">\n    <div class=\"elementor-element elementor-element-44e9579 e-con e-atomic-element e-flexbox-base e-default-div e-44e9579-0528953 \" data-id=\"44e9579\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"44e9579\" data-e-type=\"e-flexbox\" data-id=\"44e9579\">\n    \t\t<div class=\"elementor-element elementor-element-cae3589 elementor-widget elementor-widget-text-editor\" data-id=\"cae3589\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f11<\/strong><br \/>\u30b9\u30ea\u30f3\u30ad\u30fc\u306e\u4e0a\u7aef\u3092\u6301\u3063\u3066\u9759\u6b62\u3055\u305b\u3001\u305d\u3063\u3068\u653e\u3057\u307e\u3059\u3002\u653e\u3057\u305f\u76f4\u5f8c\u3001\u30b9\u30ea\u30f3\u30ad\u30fc\u306e\u4e0b\u7aef\u306f\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66a7515 elementor-widget elementor-widget-html\" data-id=\"66a7515\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q11 \u2014 Dropped slinky -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u653e\u3057\u305f\u76f4\u5f8c\u306e\u6700\u4e0b\u90e8\u306e\u30b3\u30a4\u30eb\u306b\u304b\u304b\u308b\u529b\u3092\u898b\u307e\u3057\u3087\u3046\u3002\u76f4\u524d\u307e\u3067\u3001\u305d\u308c\u306f\u91e3\u308a\u5408\u3063\u3066\u3044\u307e\u3057\u305f\u3002\u91cd\u3055\u306f\u3001\u4e0a\u306b\u4f38\u3073\u305f\u30b3\u30a4\u30eb\u304c\u5f15\u304d\u4e0a\u3052\u308b\u529b\u3068\u91e3\u308a\u5408\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u3002\u305d\u306e\u4e0a\u5411\u304d\u306e\u5f35\u529b\u306f\u77ac\u6642\u306b\u306f\u6d88\u3048\u305a\u3001\u5d29\u308c\u843d\u3061\u308b\u4e0a\u90e8\u304c\u5e95\u306b\u5c4a\u304f\u307e\u3067\u6301\u7d9a\u3057\u307e\u3059\u3002\u305d\u306e\u3046\u3048\u3067\u3001\u30b9\u30ea\u30f3\u30ad\u30fc\u5168\u4f53\u306e\u91cd\u5fc3\u304c\u4f55\u3092\u3057\u3066\u3044\u308b\u306f\u305a\u304b\u3092\u5225\u9014\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-24d0bbb e-con e-atomic-element e-flexbox-base e-default-div e-24d0bbb-950fed9 \" data-id=\"24d0bbb\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"24d0bbb\" data-e-type=\"e-flexbox\" data-id=\"24d0bbb\">\n    \t\t\t<div class=\"e-cef9368-279d77b e-svg-base e-default-div\" data-interaction-id=\"cef9368\" data-e-type=\"widget\" data-id=\"cef9368\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 360 440\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"360\" height=\"440\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><path d=\"M150,40 q-22,2 -24,22 q0,16 16,18 l36,0 q16,-2 16,-18 q-2,-20 -24,-22 Z\" fill=\"#F2D2B0\" stroke=\"#C99A6A\" stroke-width=\"1.6\"><\/path><path d=\"M196,92 L195.6,94.2 L194.4,96.5 L192.4,98.6 L189.7,100.7 L186.3,102.6 L182.4,104.4 L177.9,106.1 L173,107.5 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data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-998321d e-con e-atomic-element e-flexbox-base e-default-div e-998321d-69ebecf \" data-id=\"998321d\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"998321d\" data-e-type=\"e-flexbox\" data-id=\"998321d\">\n    <div class=\"elementor-element elementor-element-f045321 e-con e-atomic-element e-flexbox-base e-default-div e-f045321-7532863 \" data-id=\"f045321\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"f045321\" data-e-type=\"e-flexbox\" data-id=\"f045321\">\n    \t\t<div class=\"elementor-element elementor-element-f1f70a8 elementor-widget elementor-widget-text-editor\" data-id=\"f1f70a8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f12<\/strong><br \/>\u4f4e\u8ecc\u9053\u306e\u4eba\u5de5\u885b\u661f\u306f\u308f\u305a\u304b\u306a\u5927\u6c17\u62b5\u6297\u3092\u53d7\u3051\u307e\u3059\u3002\u901f\u304f\u306a\u308a\u307e\u3059\u304b\u3001\u9045\u304f\u306a\u308a\u307e\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a5773c elementor-widget elementor-widget-html\" data-id=\"9a5773c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q12 \u2014 Satellite meeting drag -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u901f\u3055\u3068\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5206\u3051\u3066\u8003\u3048\u307e\u3057\u3087\u3046\u3002\u5186\u8ecc\u9053\u3067\u306f\u3001\u8ecc\u9053\u901f\u5ea6\u306f\u534a\u5f84\u3067\u6c7a\u307e\u308a\u3001\u5168\u30a8\u30cd\u30eb\u30ae\u30fc\u306f\u8ca0\u3067\u3001\u8ecc\u9053\u304c\u7e2e\u3080\u307b\u3069\u7d76\u5bfe\u5024\u304c\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u62b5\u6297\u306f\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u596a\u3046\u306e\u3067\u3001\u8ecc\u9053\u306f\u3088\u308a\u5c0f\u3055\u306a\u534a\u5f84\u3078\u843d\u3061\u3066\u3044\u304d\u307e\u3059\u3002\u3067\u306f\u3001\u305d\u306e\u5c0f\u3055\u306a\u534a\u5f84\u304c\u901f\u3055\u306b\u4f55\u3092\u3082\u305f\u3089\u3059\u304b\u3092\u5c0e\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-3b5b754 e-con e-atomic-element e-flexbox-base e-default-div e-3b5b754-838f822 \" data-id=\"3b5b754\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"3b5b754\" data-e-type=\"e-flexbox\" data-id=\"3b5b754\">\n    \t\t\t<div class=\"e-bc3de0d-eff5dc8 e-svg-base e-default-div\" data-interaction-id=\"bc3de0d\" data-e-type=\"widget\" data-id=\"bc3de0d\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 420 420\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar9\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><marker id=\"ar9g\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><radialGradient id=\"earthg4\" cx=\"42%\" cy=\"38%\" r=\"65%\"><stop offset=\"0%\" stop-color=\"#6FA7D6\"><\/stop><stop offset=\"100%\" stop-color=\"#1E4574\"><\/stop><\/radialGradient><\/defs><rect x=\"0\" y=\"0\" width=\"420\" height=\"420\" rx=\"14\" fill=\"#FBFCFE\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><circle cx=\"210\" cy=\"210\" r=\"92\" fill=\"url(#earthg4)\" stroke=\"#1E4574\" stroke-width=\"2\"><\/circle><path d=\"M170,150 q26,-10 44,4 q8,16 -10,24 q-30,6 -44,-10 q-4,-12 10,-18Z\" fill=\"#5C9E63\" opacity=\"0.85\"><\/path><circle cx=\"210\" cy=\"210\" r=\"108\" fill=\"none\" stroke=\"#9CC4E4\" stroke-width=\"10\" opacity=\"0.35\"><\/circle><text x=\"210\" y=\"332\" font-size=\"12\" fill=\"#5E92C0\" text-anchor=\"middle\">thin upper atmosphere<\/text><circle cx=\"210\" cy=\"210\" r=\"138\" fill=\"none\" stroke=\"#9AA3AE\" stroke-width=\"1.4\" stroke-dasharray=\"6 6\"><\/circle><g transform=\"translate(210,72)\"><rect x=\"-8\" y=\"-7\" width=\"16\" height=\"14\" rx=\"2\" fill=\"#5A6675\" stroke=\"#17263F\" stroke-width=\"1.5\"><\/rect><rect x=\"-26\" y=\"-4\" width=\"14\" height=\"8\" 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class=\"elementor-element elementor-element-1743f6b e-con e-atomic-element e-flexbox-base e-default-div e-1743f6b-2750cfe \" data-id=\"1743f6b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"1743f6b\" data-e-type=\"e-flexbox\" data-id=\"1743f6b\">\n    <div class=\"elementor-element elementor-element-d59b11b e-con e-atomic-element e-flexbox-base e-default-div e-d59b11b-47f3193 \" data-id=\"d59b11b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"d59b11b\" data-e-type=\"e-flexbox\" data-id=\"d59b11b\">\n    \t\t<div class=\"elementor-element elementor-element-970567b elementor-widget elementor-widget-text-editor\" data-id=\"970567b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f13<\/strong><br \/>\u5145\u96fb\u6e08\u307f\u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3092\u3001\u540c\u4e00\u306e\u672a\u5145\u96fb\u306e\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u306b\u3064\u306a\u304e\u307e\u3059\u3002\u524d\u5f8c\u306e\u7dcf\u84c4\u7a4d\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4f55\u304b\u610f\u5916\u306a\u70b9\u306f\uff1f <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1c8a4c elementor-widget elementor-widget-html\" data-id=\"a1c8a4c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q13 \u2014 Two capacitors -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30b9\u30a4\u30c3\u30c1\u3092\u9589\u3058\u3066\u3082\u96fb\u8377\u306f\u4fdd\u5b58\u3055\u308c\u308b\u306e\u3067\u3001\u5408\u6210\u9759\u96fb\u5bb9\u91cf\u306b\u5e83\u304c\u3063\u305f\u7dcf\u96fb\u8377\u304b\u3089\u5171\u901a\u306e\u6700\u7d42\u96fb\u5727\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002\u6b21\u306b\u524d\u5f8c\u306e \u00bdCV\u00b2 \u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u6bd4\u3079\u307e\u3059\u3002\u4e00\u90e8\u304c\u6d88\u3048\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u3065\u304f\u306f\u305a\u3067\u3059\u3002\u3069\u3053\u3078\u884c\u3063\u305f\u306e\u304b\u3092\u6b63\u78ba\u306b\u7a81\u304d\u6b62\u3081\u308b\u306e\u304c\u3001\u3053\u306e\u554f\u984c\u306e\u918d\u9190\u5473\u3067\u3059\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-0ac0fbc e-con e-atomic-element e-flexbox-base e-default-div e-0ac0fbc-2a88b43 \" data-id=\"0ac0fbc\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"0ac0fbc\" data-e-type=\"e-flexbox\" data-id=\"0ac0fbc\">\n    \t\t\t<div class=\"e-fa8e5b0-cc4fb88 e-svg-base e-default-div\" data-interaction-id=\"fa8e5b0\" data-e-type=\"widget\" data-id=\"fa8e5b0\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 320\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"480\" height=\"320\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><g stroke=\"#17263F\" stroke-width=\"2.4\" fill=\"none\"><line x1=\"120\" y1=\"90\" x2=\"120\" y2=\"120\"><\/line><line x1=\"120\" y1=\"160\" x2=\"120\" y2=\"230\"><\/line><line x1=\"120\" y1=\"230\" x2=\"360\" y2=\"230\"><\/line><line x1=\"360\" y1=\"230\" x2=\"360\" y2=\"160\"><\/line><line x1=\"360\" y1=\"120\" x2=\"360\" y2=\"90\"><\/line><line x1=\"120\" y1=\"90\" x2=\"210\" y2=\"90\"><\/line><line x1=\"270\" y1=\"90\" x2=\"360\" y2=\"90\"><\/line><\/g><line x1=\"210\" y1=\"90\" x2=\"262\" y2=\"72\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><circle cx=\"210\" cy=\"90\" r=\"3.5\" fill=\"#17263F\"><\/circle><circle cx=\"270\" cy=\"90\" r=\"3.5\" fill=\"#17263F\"><\/circle><text x=\"240\" y=\"58\" font-size=\"13\" fill=\"#6E7785\" text-anchor=\"middle\">switch<\/text><line x1=\"100\" y1=\"120\" x2=\"140\" y2=\"120\" stroke=\"#3B6CA6\" stroke-width=\"3.4\"><\/line><line x1=\"100\" y1=\"160\" x2=\"140\" y2=\"160\" stroke=\"#3B6CA6\" stroke-width=\"3.4\"><\/line><text x=\"150\" y=\"118\" font-size=\"15\" fill=\"#B68A36\">+ + +<\/text><text x=\"150\" y=\"172\" font-size=\"15\" fill=\"#3B6CA6\">\u2013 \u2013 \u2013<\/text><text x=\"120\" y=\"262\" font-size=\"14\" fill=\"#17263F\" text-anchor=\"middle\">C<\/text><text x=\"120\" y=\"282\" font-size=\"12.5\" fill=\"#6E7785\" text-anchor=\"middle\">charged to V<\/text><line x1=\"340\" y1=\"120\" x2=\"380\" y2=\"120\" stroke=\"#9AA3AE\" stroke-width=\"3.4\"><\/line><line x1=\"340\" y1=\"160\" x2=\"380\" y2=\"160\" stroke=\"#9AA3AE\" stroke-width=\"3.4\"><\/line><text x=\"360\" y=\"262\" font-size=\"14\" fill=\"#17263F\" text-anchor=\"middle\">C<\/text><text x=\"360\" y=\"282\" font-size=\"12.5\" fill=\"#6E7785\" text-anchor=\"middle\">uncharged<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c793c81 elementor-widget elementor-widget-spacer\" data-id=\"c793c81\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-ea4fdc5 e-con e-atomic-element e-flexbox-base e-default-div e-ea4fdc5-fc16b58 \" data-id=\"ea4fdc5\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ea4fdc5\" data-e-type=\"e-flexbox\" data-id=\"ea4fdc5\">\n    <div class=\"elementor-element elementor-element-835aefa e-con e-atomic-element e-flexbox-base e-default-div e-835aefa-0d5369b \" data-id=\"835aefa\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"835aefa\" data-e-type=\"e-flexbox\" data-id=\"835aefa\">\n    \t\t<div class=\"elementor-element elementor-element-3462f4d elementor-widget elementor-widget-text-editor\" data-id=\"3462f4d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f14<\/strong><br \/>\u540c\u4e00\u306e\u62b5\u6297R\u3067\u7121\u9650\u306e\u306f\u3057\u3054\u56de\u8def\u3092\u4f5c\u308a\u307e\u3059\uff1a\u76f4\u5217\u306eR\u3001\u6b21\u306b\u30ec\u30fc\u30eb\u3078\u306e\u4e26\u5217\u306eR\u3001\u3053\u308c\u304c\u6c38\u9060\u306b\u7d9a\u304d\u307e\u3059\u3002\u5168\u4f53\u306e\u62b5\u6297\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a79e52 elementor-widget elementor-widget-html\" data-id=\"0a79e52\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q14 \u2014 Infinite resistor ladder -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u81ea\u5df1\u76f8\u4f3c\u6027\u3092\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\uff1a\u6700\u521d\u306e\u533a\u753b\u306e\u5148\u306b\u3042\u308b\u56de\u8def\u7db2\u306f\u3001\u5168\u4f53\u3068\u307e\u3063\u305f\u304f\u540c\u3058\u3067\u3059\u3002\u5168\u4f53\u306e\u62b5\u6297\u3092X\u3068\u304a\u304d\u3001\u6700\u521d\u306e\u76f4\u5217R\u3068\u4e26\u5217R\u3060\u3051\u3092\u63cf\u304d\u76f4\u3057\u3066\u3001\u5f8c\u306b\u7d9a\u304f\u3059\u3079\u3066\u30921\u500b\u306e\u62b5\u6297\u300cX\u300d\u3067\u4ee3\u7528\u3057\u307e\u3059\u3002\u305d\u3046\u3059\u308c\u3070X\u3092\u81ea\u5206\u81ea\u8eab\u306e\u5f0f\u3067\u66f8\u3051\u3001\u89e3\u304f\u3079\u304d\u4e8c\u6b21\u65b9\u7a0b\u5f0f\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-84b951a e-con e-atomic-element e-flexbox-base e-default-div e-84b951a-522f518 \" data-id=\"84b951a\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"84b951a\" data-e-type=\"e-flexbox\" data-id=\"84b951a\">\n    \t\t\t<div class=\"e-e30130e-5e64ece e-svg-base e-default-div\" data-interaction-id=\"e30130e\" data-e-type=\"widget\" data-id=\"e30130e\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 520 300\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><rect x=\"0\" y=\"0\" width=\"520\" height=\"300\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><g stroke=\"#17263F\" stroke-width=\"2.4\" fill=\"none\"><line x1=\"40\" y1=\"80\" x2=\"70\" y2=\"80\"><\/line><line x1=\"130\" y1=\"80\" x2=\"170\" y2=\"80\"><\/line><line x1=\"230\" y1=\"80\" x2=\"270\" y2=\"80\"><\/line><line x1=\"330\" y1=\"80\" x2=\"370\" y2=\"80\"><\/line><line x1=\"430\" y1=\"80\" x2=\"470\" y2=\"80\"><\/line><line x1=\"40\" y1=\"220\" x2=\"470\" y2=\"220\"><\/line><line x1=\"130\" y1=\"80\" x2=\"130\" y2=\"110\"><\/line><line x1=\"130\" y1=\"190\" x2=\"130\" y2=\"220\"><\/line><line x1=\"230\" y1=\"80\" x2=\"230\" y2=\"110\"><\/line><line x1=\"230\" y1=\"190\" x2=\"230\" y2=\"220\"><\/line><line x1=\"330\" y1=\"80\" x2=\"330\" y2=\"110\"><\/line><line x1=\"330\" y1=\"190\" x2=\"330\" y2=\"220\"><\/line><line x1=\"430\" y1=\"80\" x2=\"430\" y2=\"110\"><\/line><line x1=\"430\" y1=\"190\" x2=\"430\" y2=\"220\"><\/line><\/g><g fill=\"#FFFFFF\" stroke=\"#17263F\" stroke-width=\"1.8\"><rect x=\"70\" y=\"72\" width=\"60\" height=\"16\"><\/rect><rect x=\"170\" y=\"72\" width=\"60\" height=\"16\"><\/rect><rect x=\"270\" y=\"72\" width=\"60\" height=\"16\"><\/rect><rect x=\"370\" y=\"72\" width=\"60\" height=\"16\"><\/rect><rect x=\"122\" y=\"110\" width=\"16\" height=\"80\"><\/rect><rect x=\"222\" y=\"110\" width=\"16\" height=\"80\"><\/rect><rect x=\"322\" y=\"110\" width=\"16\" height=\"80\"><\/rect><rect x=\"422\" y=\"110\" width=\"16\" height=\"80\"><\/rect><\/g><text x=\"100\" y=\"66\" font-size=\"12\" font-style=\"italic\" fill=\"#6E7785\" text-anchor=\"middle\">R<\/text><text x=\"150\" y=\"155\" font-size=\"12\" font-style=\"italic\" fill=\"#6E7785\" text-anchor=\"middle\">R<\/text><line x1=\"470\" y1=\"80\" x2=\"490\" y2=\"80\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><line x1=\"470\" y1=\"220\" x2=\"490\" y2=\"220\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/line><text x=\"503\" y=\"156\" font-size=\"22\" fill=\"#17263F\" text-anchor=\"middle\">\u2026<\/text><text x=\"486\" y=\"250\" font-size=\"12.5\" fill=\"#6E7785\" text-anchor=\"middle\">forever<\/text><circle cx=\"40\" cy=\"80\" r=\"5\" fill=\"#B68A36\"><\/circle><circle cx=\"40\" cy=\"220\" r=\"5\" fill=\"#B68A36\"><\/circle><text x=\"24\" y=\"84\" font-size=\"15\" fill=\"#17263F\" text-anchor=\"middle\">a<\/text><text x=\"24\" y=\"224\" font-size=\"15\" fill=\"#17263F\" text-anchor=\"middle\">b<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c5b0372 elementor-widget elementor-widget-spacer\" data-id=\"c5b0372\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-311528b e-con e-atomic-element e-flexbox-base e-default-div e-311528b-2fbaa12 \" data-id=\"311528b\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"311528b\" data-e-type=\"e-flexbox\" data-id=\"311528b\">\n    <div class=\"elementor-element elementor-element-1aa5ca9 e-con e-atomic-element e-flexbox-base e-default-div e-1aa5ca9-903a0f2 \" data-id=\"1aa5ca9\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"1aa5ca9\" data-e-type=\"e-flexbox\" data-id=\"1aa5ca9\">\n    \t\t<div class=\"elementor-element elementor-element-9298064 elementor-widget elementor-widget-text-editor\" data-id=\"9298064\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f15<\/strong><br \/>\u4e00\u69d8\u306a\u9396\u3092\u3001\u4e0b\u7aef\u304c\u30c6\u30fc\u30d6\u30eb\u306b\u89e6\u308c\u308b\u9ad8\u3055\u3067\u5782\u76f4\u306b\u6301\u3061\u3001\u653e\u3057\u307e\u3059\u3002\u9577\u3055x\u304c\u7a4d\u3082\u3063\u305f\u3068\u304d\u3001\u9396\u304c\u30c6\u30fc\u30d6\u30eb\u306b\u53ca\u307c\u3059\u529b\u306f\u3044\u304f\u3064\u3067\u3059\u304b\uff1f<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1af0a64 elementor-widget elementor-widget-html\" data-id=\"1af0a64\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q15 \u2014 Chain falling onto a table -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30c6\u30fc\u30d6\u30eb\u3067\u306f2\u3064\u306e\u5bc4\u4e0e\u304c\u8db3\u3057\u5408\u308f\u3055\u308c\u307e\u3059\uff1a\u3059\u3067\u306b\u8f09\u3063\u3066\u3044\u308b\u9396\u306e\u91cd\u3055\u3068\u3001\u306a\u304a\u843d\u3061\u3066\u304f\u308b\u74b0\u3092\u6b62\u3081\u308b\u306e\u306b\u5fc5\u8981\u306a\u529b\u3067\u3059\u3002\u5230\u7740\u3059\u308b\u9396\u306b\u3064\u3044\u3066\u3001\u529b\u3092\u904b\u52d5\u91cf\u306e\u5909\u5316\u7387\uff08\u5358\u4f4d\u9577\u3055\u3042\u305f\u308a\u306e\u8cea\u91cf\u00d7\u901f\u3055\u00d7\u3082\u3046\u4e00\u5ea6\u901f\u3055\uff09\u3068\u3057\u3066\u4f7f\u3044\u3001\u305d\u306e\u901f\u3055\u3092\u3059\u3067\u306b\u843d\u3061\u305f\u8ddd\u96e2\u3068\u95a2\u4fc2\u3065\u3051\u307e\u3057\u3087\u3046\u3002\u5408\u8a08\u3092\u3001\u9759\u6b62\u3057\u305f\u91cd\u3055\u3060\u3051\u306e\u5834\u5408\u3068\u6bd4\u3079\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-5ff2e9e e-con e-atomic-element e-flexbox-base e-default-div e-5ff2e9e-c979b75 \" data-id=\"5ff2e9e\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"5ff2e9e\" data-e-type=\"e-flexbox\" data-id=\"5ff2e9e\">\n    \t\t\t<div class=\"e-17c60b6-1064d0a e-svg-base e-default-div\" data-interaction-id=\"17c60b6\" data-e-type=\"widget\" data-id=\"17c60b6\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 380 440\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar10\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"380\" height=\"440\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><g stroke=\"#5A6675\" stroke-width=\"2.4\" fill=\"none\"><ellipse cx=\"180\" cy=\"60\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"84\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"108\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"132\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"156\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"180\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"204\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"228\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"252\" rx=\"7\" ry=\"12\"><\/ellipse><ellipse cx=\"180\" cy=\"276\" rx=\"7\" ry=\"12\"><\/ellipse><\/g><line x1=\"225\" y1=\"150\" x2=\"225\" y2=\"230\" stroke=\"#17263F\" stroke-width=\"2.2\" marker-end=\"url(#ar10)\"><\/line><text x=\"233\" y=\"195\" font-size=\"15\" font-style=\"italic\" fill=\"#17263F\">v<\/text><rect x=\"60\" y=\"330\" width=\"260\" height=\"14\" fill=\"#7C6033\"><\/rect><rect x=\"78\" y=\"344\" width=\"14\" height=\"70\" fill=\"#7C6033\"><\/rect><rect x=\"288\" y=\"344\" width=\"14\" height=\"70\" fill=\"#7C6033\"><\/rect><g stroke=\"#5A6675\" stroke-width=\"2.2\" fill=\"none\"><ellipse cx=\"150\" cy=\"322\" rx=\"12\" ry=\"6\"><\/ellipse><ellipse cx=\"172\" cy=\"324\" rx=\"12\" ry=\"6\"><\/ellipse><ellipse cx=\"194\" cy=\"322\" rx=\"12\" ry=\"6\"><\/ellipse><ellipse cx=\"160\" cy=\"314\" rx=\"12\" ry=\"6\"><\/ellipse><ellipse cx=\"184\" cy=\"314\" rx=\"12\" ry=\"6\"><\/ellipse><ellipse cx=\"172\" cy=\"306\" rx=\"12\" ry=\"6\"><\/ellipse><\/g><line x1=\"330\" y1=\"306\" x2=\"330\" y2=\"330\" stroke=\"#B68A36\" stroke-width=\"1.5\" marker-start=\"url(#ar10)\" marker-end=\"url(#ar10)\"><\/line><text x=\"340\" y=\"322\" font-size=\"14\" font-style=\"italic\" fill=\"#B68A36\">x<\/text><text x=\"190\" y=\"370\" font-size=\"13\" fill=\"#FFFFFF\" text-anchor=\"middle\" opacity=\"0\">table<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-78f0d57 elementor-widget elementor-widget-spacer\" data-id=\"78f0d57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-12af718 e-con e-atomic-element e-flexbox-base e-default-div e-12af718-21fcd76 \" data-id=\"12af718\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"12af718\" data-e-type=\"e-flexbox\" data-id=\"12af718\">\n    <div class=\"elementor-element elementor-element-0e94b94 e-con e-atomic-element e-flexbox-base e-default-div e-0e94b94-f8fe6bd \" data-id=\"0e94b94\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"0e94b94\" data-e-type=\"e-flexbox\" data-id=\"0e94b94\">\n    \t\t<div class=\"elementor-element elementor-element-880442e elementor-widget elementor-widget-text-editor\" data-id=\"880442e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f16<\/strong><br \/>\u76f4\u7acb\u3057\u3066\u6d6e\u304b\u3076\u5186\u7b52\u5f62\u306e\u30d6\u30a4\u3092\u5c11\u3057\u62bc\u3057\u4e0b\u3052\u3066\u653e\u3057\u307e\u3059\u3002\u305d\u306e\u904b\u52d5\u3092\u8aac\u660e\u3057\u3001\u5468\u671f\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002 <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2174602 elementor-widget elementor-widget-html\" data-id=\"2174602\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q16 \u2014 Bobbing buoy -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30d6\u30a4\u3092\u5c0f\u3055\u306a\u8ddd\u96e2x\u3060\u3051\u62bc\u3057\u4e0b\u3052\u3001\u8ffd\u52a0\u306e\u4e0a\u5411\u304d\u306e\u529b\u3092\u6c42\u3081\u307e\u3057\u3087\u3046\u3002\u305d\u308c\u306f\u8ffd\u52a0\u3067\u62bc\u3057\u306e\u3051\u3089\u308c\u305f\u6c34\u306e\u91cd\u3055\u3067\u3001x\u306b\u6bd4\u4f8b\u3057\u307e\u3059\u3002\u5909\u4f4d\u306b\u6bd4\u4f8b\u3059\u308b\u5fa9\u5143\u529b\u306f\u5358\u632f\u52d5\u3092\u610f\u5473\u3059\u308b\u306e\u3067\u3001\u65ad\u9762\u7a4d\u3068\u6c34\u306e\u5bc6\u5ea6\u304b\u3089\u5b9f\u52b9\u7684\u306a\u300c\u3070\u306d\u5b9a\u6570\u300d\u3092\u8aad\u307f\u53d6\u308a\u3001\u5468\u671f\u3092\u66f8\u304d\u4e0b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-a3cfdd8 e-con e-atomic-element e-flexbox-base e-default-div e-a3cfdd8-0e32bc9 \" data-id=\"a3cfdd8\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"a3cfdd8\" data-e-type=\"e-flexbox\" data-id=\"a3cfdd8\">\n    \t\t\t<div class=\"e-5cd5587-0488fd7 e-svg-base e-default-div\" data-interaction-id=\"5cd5587\" data-e-type=\"widget\" data-id=\"5cd5587\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 460 360\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar11\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#17263F\"><\/path><\/marker><marker id=\"ar11g\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"460\" height=\"360\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><rect x=\"30\" y=\"150\" width=\"400\" height=\"180\" rx=\"6\" fill=\"#A9CCE8\" opacity=\"0.7\"><\/rect><line x1=\"30\" y1=\"150\" x2=\"430\" y2=\"150\" stroke=\"#5E92C0\" stroke-width=\"2\"><\/line><text x=\"50\" y=\"320\" font-size=\"13\" fill=\"#5E92C0\">water (density \u03c1)<\/text><g opacity=\"0.45\"><rect x=\"110\" y=\"120\" width=\"56\" height=\"120\" rx=\"3\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/rect><\/g><line x1=\"166\" y1=\"150\" x2=\"166\" y2=\"240\" stroke=\"#6E7785\" stroke-width=\"1.3\" marker-start=\"url(#ar11)\" marker-end=\"url(#ar11)\"><\/line><text x=\"176\" y=\"200\" font-size=\"14\" font-style=\"italic\" fill=\"#6E7785\">d<\/text><text x=\"138\" y=\"108\" font-size=\"12.5\" fill=\"#6E7785\" text-anchor=\"middle\">equilibrium<\/text><rect x=\"300\" y=\"150\" width=\"56\" height=\"120\" rx=\"3\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/rect><line x1=\"290\" y1=\"150\" x2=\"366\" y2=\"150\" stroke=\"#5E92C0\" stroke-width=\"2\" stroke-dasharray=\"4 3\"><\/line><line x1=\"328\" y1=\"120\" x2=\"328\" y2=\"150\" stroke=\"#B68A36\" stroke-width=\"1.6\" marker-start=\"url(#ar11g)\" marker-end=\"url(#ar11g)\"><\/line><text x=\"338\" y=\"140\" font-size=\"14\" font-style=\"italic\" fill=\"#B68A36\">x<\/text><line x1=\"328\" y1=\"240\" x2=\"328\" y2=\"195\" stroke=\"#B68A36\" stroke-width=\"2.4\" marker-end=\"url(#ar11g)\"><\/line><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a69335b elementor-widget elementor-widget-spacer\" data-id=\"a69335b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-4d44171 e-con e-atomic-element e-flexbox-base e-default-div e-4d44171-f908340 \" data-id=\"4d44171\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"4d44171\" data-e-type=\"e-flexbox\" data-id=\"4d44171\">\n    <div class=\"elementor-element elementor-element-eacef34 e-con e-atomic-element e-flexbox-base e-default-div e-eacef34-7838aa4 \" data-id=\"eacef34\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"eacef34\" data-e-type=\"e-flexbox\" data-id=\"eacef34\">\n    \t\t<div class=\"elementor-element elementor-element-3610949 elementor-widget elementor-widget-text-editor\" data-id=\"3610949\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f17<\/strong><br \/>\u9ad8\u3055h\u2080\u304b\u3089\u843d\u3068\u3057\u305f\u30dc\u30fc\u30eb\u306f\u3001\u8df3\u306d\u8fd4\u308b\u305f\u3073\u306b\u53cd\u767a\u4fc2\u6570e\u3092\u6301\u3061\u307e\u3059\u3002\u9759\u6b62\u3059\u308b\u307e\u3067\u306e\u7dcf\u79fb\u52d5\u8ddd\u96e2\u3068\u7dcf\u6642\u9593\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f410e7d elementor-widget elementor-widget-html\" data-id=\"f410e7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q17 \u2014 Bouncing ball with restitution -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u53cd\u767a\u4fc2\u6570e\u306f\u3001\u9ad8\u3055\u304c\u901f\u3055\u306e2\u4e57\u306b\u4f9d\u5b58\u3059\u308b\u305f\u3081\u3001\u5404\u30d0\u30a6\u30f3\u30c9\u3067\u30dc\u30fc\u30eb\u304c\u524d\u306e\u9ad8\u3055\u306ee\u00b2\u500d\u307e\u3067\u623b\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u9023\u7d9a\u3059\u308b\u9ad8\u3055\u306f\u7b49\u6bd4\u6570\u5217\u3092\u306a\u3059\u306e\u3067\u3001\u6700\u521d\u306e\u843d\u4e0b\u306b\u6ce8\u610f\u3057\u3064\u3064\u7dcf\u8ddd\u96e2\u306b\u3064\u3044\u3066\u548c\u3092\u53d6\u308a\u307e\u3057\u3087\u3046\u3002\u7dcf\u6642\u9593\u306b\u3064\u3044\u3066\u306f\u3001\u5404\u4e0a\u4e0b\u904b\u52d5\u306e\u6240\u8981\u6642\u9593\u3092\u6c42\u3081\u3001\u305d\u306e\u7b49\u6bd4\u6570\u5217\u3082\u8db3\u3057\u5408\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-a287423 e-con e-atomic-element e-flexbox-base e-default-div e-a287423-7b65d7e \" data-id=\"a287423\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"a287423\" data-e-type=\"e-flexbox\" data-id=\"a287423\">\n    \t\t\t<div class=\"e-36cc287-e771014 e-svg-base e-default-div\" data-interaction-id=\"36cc287\" data-e-type=\"widget\" data-id=\"36cc287\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 500 340\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar12\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#6E7785\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"500\" height=\"340\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><line x1=\"40\" y1=\"290\" x2=\"470\" y2=\"290\" stroke=\"#17263F\" stroke-width=\"2.5\"><\/line><path d=\"M70,60            Q130,290 190,290            Q235,290 250,160            Q265,290 305,290            Q335,290 345,212            Q355,290 385,290            Q408,290 415,245            Q422,290 445,290\" fill=\"none\" stroke=\"#3B6CA6\" stroke-width=\"2.2\" stroke-dasharray=\"5 4\"><\/path><circle cx=\"70\" cy=\"60\" r=\"11\" fill=\"#E08A3C\" stroke=\"#9A5A1E\" stroke-width=\"2\"><\/circle><line x1=\"70\" y1=\"60\" x2=\"70\" y2=\"290\" stroke=\"#6E7785\" stroke-width=\"1.4\" marker-start=\"url(#ar12)\" marker-end=\"url(#ar12)\"><\/line><text x=\"56\" y=\"178\" font-size=\"14\" font-style=\"italic\" fill=\"#6E7785\" text-anchor=\"end\">h\u2080<\/text><line x1=\"250\" y1=\"160\" x2=\"250\" y2=\"290\" stroke=\"#9AA3AE\" stroke-width=\"1.2\" stroke-dasharray=\"3 3\"><\/line><text x=\"258\" y=\"150\" font-size=\"13\" font-style=\"italic\" fill=\"#9AA3AE\">h\u2081<\/text><line x1=\"345\" y1=\"212\" x2=\"345\" y2=\"290\" stroke=\"#9AA3AE\" stroke-width=\"1.2\" stroke-dasharray=\"3 3\"><\/line><text x=\"353\" y=\"204\" font-size=\"13\" font-style=\"italic\" fill=\"#9AA3AE\">h\u2082<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7da896a elementor-widget elementor-widget-spacer\" data-id=\"7da896a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-814a065 e-con e-atomic-element e-flexbox-base e-default-div e-814a065-0b49935 \" data-id=\"814a065\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"814a065\" data-e-type=\"e-flexbox\" data-id=\"814a065\">\n    <div class=\"elementor-element elementor-element-654c9d7 e-con e-atomic-element e-flexbox-base e-default-div e-654c9d7-126a05a \" data-id=\"654c9d7\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"654c9d7\" data-e-type=\"e-flexbox\" data-id=\"654c9d7\">\n    \t\t<div class=\"elementor-element elementor-element-7b2f4d2 elementor-widget elementor-widget-text-editor\" data-id=\"7b2f4d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f18<\/strong><br \/>\u9759\u6b62\u3057\u305f\u96f2\u306e\u4e2d\u3092\u96e8\u7c92\u304c\u843d\u4e0b\u3057\u3001\u9727\u3092\u53d6\u308a\u8fbc\u307f\u306a\u304c\u3089\u6210\u9577\u3057\u307e\u3059\u3002\u4e00\u5b9a\u306e\u52a0\u901f\u5ea6\u3067\u843d\u4e0b\u3057\u3046\u308b\u3053\u3068\u3092\u793a\u3057\u3001\u305d\u306e\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8d49d30 elementor-widget elementor-widget-html\" data-id=\"8d49d30\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q18 \u2014 Growing raindrop -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u7b2c\u4e8c\u6cd5\u5247\u3092\u5b8c\u5168\u306a\u5f62\u2014\u2014\u529b\u306f\u904b\u52d5\u91cf\u306e\u5909\u5316\u7387\u2014\u2014\u3067\u66f8\u304d\u307e\u3057\u3087\u3046\u3002\u96e8\u7c92\u304c\u9727\u3092\u53d6\u308a\u8fbc\u3080\u306b\u3064\u308c\u3066\u8cea\u91cf\u306f\u5897\u3048\u3001\u305d\u306e\u5897\u52a0\u7387\u306f\u96e8\u7c92\u306e\u5927\u304d\u3055\u3068\u901f\u3055\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u52a0\u901f\u5ea6\u304c\u4e00\u5b9a\u306e\u81ea\u5df1\u76f8\u4f3c\u89e3\u3092\u63a2\u3057\u307e\u3057\u3087\u3046\uff1a\u305d\u308c\u3092\u4ee3\u5165\u3057\u3001\u65b9\u7a0b\u5f0f\u3068\u6574\u5408\u3059\u308b\u4e00\u5b9a\u306e\u52a0\u901f\u5ea6\u304c\u3069\u308c\u304b\u3092\u6c42\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-ec1fe84 e-con e-atomic-element e-flexbox-base e-default-div e-ec1fe84-b004620 \" data-id=\"ec1fe84\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"ec1fe84\" data-e-type=\"e-flexbox\" data-id=\"ec1fe84\">\n    \t\t\t<div class=\"e-520f423-697f380 e-svg-base e-default-div\" data-interaction-id=\"520f423\" data-e-type=\"widget\" data-id=\"520f423\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 360 440\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar14\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"360\" height=\"440\" rx=\"14\" fill=\"#F7FAFD\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><g fill=\"#7FB2D9\" opacity=\"0.5\"><circle cx=\"70\" cy=\"70\" r=\"3\"><\/circle><circle cx=\"120\" cy=\"110\" r=\"2.5\"><\/circle><circle cx=\"200\" cy=\"60\" r=\"3\"><\/circle><circle cx=\"260\" cy=\"120\" r=\"2.5\"><\/circle><circle cx=\"300\" cy=\"80\" r=\"3\"><\/circle><circle cx=\"90\" cy=\"170\" r=\"2.5\"><\/circle><circle cx=\"230\" cy=\"190\" r=\"3\"><\/circle><circle cx=\"300\" cy=\"200\" r=\"2.5\"><\/circle><circle cx=\"60\" cy=\"250\" r=\"3\"><\/circle><circle cx=\"150\" cy=\"260\" r=\"2.5\"><\/circle><circle cx=\"280\" cy=\"280\" r=\"3\"><\/circle><circle cx=\"100\" cy=\"330\" r=\"2.5\"><\/circle><circle cx=\"240\" cy=\"340\" r=\"3\"><\/circle><circle cx=\"300\" cy=\"360\" r=\"2.5\"><\/circle><circle cx=\"70\" cy=\"390\" r=\"3\"><\/circle><circle cx=\"180\" cy=\"400\" r=\"2.5\"><\/circle><\/g><text x=\"40\" y=\"40\" font-size=\"13\" fill=\"#5E92C0\">stationary cloud of mist<\/text><path d=\"M168,80 c-6,9 -6,15 0,18 c6,-3 6,-9 0,-18Z\" fill=\"#3B6CA6\" stroke=\"#1E4574\" stroke-width=\"1.4\"><\/path><path d=\"M170,180 c-9,13 -9,22 0,27 c9,-5 9,-14 0,-27Z\" fill=\"#3B6CA6\" stroke=\"#1E4574\" stroke-width=\"1.6\"><\/path><path d=\"M172,300 c-13,19 -13,32 0,40 c13,-8 13,-21 0,-40Z\" fill=\"#3B6CA6\" stroke=\"#1E4574\" stroke-width=\"1.8\"><\/path><line x1=\"240\" y1=\"90\" x2=\"240\" y2=\"360\" stroke=\"#B68A36\" stroke-width=\"2.2\" marker-end=\"url(#ar14)\"><\/line><text x=\"250\" y=\"200\" font-size=\"13\" fill=\"#B68A36\">falls and<\/text><text x=\"250\" y=\"218\" font-size=\"13\" fill=\"#B68A36\">grows<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b9dd0c9 elementor-widget elementor-widget-spacer\" data-id=\"b9dd0c9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-f256334 e-con e-atomic-element e-flexbox-base e-default-div e-f256334-a0ae7f2 \" data-id=\"f256334\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"f256334\" data-e-type=\"e-flexbox\" data-id=\"f256334\">\n    <div class=\"elementor-element elementor-element-558c476 e-con e-atomic-element e-flexbox-base e-default-div e-558c476-90ebea5 \" data-id=\"558c476\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"558c476\" data-e-type=\"e-flexbox\" data-id=\"558c476\">\n    \t\t<div class=\"elementor-element elementor-element-32c3cb9 elementor-widget elementor-widget-text-editor\" data-id=\"32c3cb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f19<\/strong><br \/>\u8cea\u91cf\u306e\u306a\u3044\u30ed\u30fc\u30d7\u304c\u6469\u64e6\u306e\u306a\u3044\u6ed1\u8eca\u306b\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u3002\u7247\u7aef\u3092\u30b5\u30eb\u304c\u63e1\u308a\u3001\u3082\u3046\u4e00\u65b9\u306f\u3061\u3087\u3046\u3069\u540c\u3058\u91cd\u3055\u306e\u30d0\u30ca\u30ca\u306e\u623f\u304c\u91e3\u308a\u5408\u3063\u3066\u3044\u307e\u3059\u3002\u30b5\u30eb\u304c\u767b\u308a\u59cb\u3081\u308b\u3068\u3001\u30d0\u30ca\u30ca\u306f\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a94e51 elementor-widget elementor-widget-html\" data-id=\"4a94e51\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q19 \u2014 Monkey and bananas -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>\u5f35\u529b\u306f\u30ed\u30fc\u30d7\u306e\u4e21\u5074\u3067\u540c\u3058\u3067\u30012\u3064\u306e\u8cea\u91cf\u306f\u7b49\u3057\u3044\u3067\u3059\u3002\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u7b2c\u4e8c\u6cd5\u5247\u3092\u30b5\u30eb\u3068\u30d0\u30ca\u30ca\u306b\u5225\u3005\u306b\u9069\u7528\u3057\u307e\u3057\u3087\u3046\uff1a\u30b5\u30eb\u304c\u767b\u308b\u305f\u3081\u306b\u52a0\u3048\u308b\u4f59\u5206\u306a\u5f15\u304d\u306f\u3001\u5f35\u529b\u3092\u901a\u3058\u3066\u30d0\u30ca\u30ca\u306b\u3082\u7b49\u3057\u304f\u4f1d\u308f\u308a\u307e\u3059\u3002\u4e21\u8005\u306e\u52a0\u901f\u5ea6\u3092\u6bd4\u3079\u3001\u30cb\u30e5\u30fc\u30c8\u30f3\u306e\u7b2c\u4e09\u6cd5\u5247\u3092\u3057\u3063\u304b\u308a\u5ff5\u982d\u306b\u7f6e\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-44fe990 e-con e-atomic-element e-flexbox-base e-default-div e-44fe990-8609d1e \" data-id=\"44fe990\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"44fe990\" data-e-type=\"e-flexbox\" data-id=\"44fe990\">\n    \t\t\t<div class=\"e-242f12c-179aba5 e-svg-base e-default-div\" data-interaction-id=\"242f12c\" data-e-type=\"widget\" data-id=\"242f12c\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 420 420\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar15\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"420\" height=\"420\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><rect x=\"60\" y=\"40\" width=\"300\" height=\"12\" fill=\"#7C6033\"><\/rect><circle cx=\"210\" cy=\"80\" r=\"26\" fill=\"#EDEFF3\" stroke=\"#17263F\" stroke-width=\"2.4\"><\/circle><circle cx=\"210\" cy=\"80\" r=\"4\" fill=\"#17263F\"><\/circle><line x1=\"210\" y1=\"52\" x2=\"210\" y2=\"56\" stroke=\"#7C6033\" stroke-width=\"3\"><\/line><path d=\"M184,80 L184,200\" stroke=\"#17263F\" stroke-width=\"2.2\" fill=\"none\"><\/path><path d=\"M236,80 L236,170\" stroke=\"#17263F\" stroke-width=\"2.2\" fill=\"none\"><\/path><path d=\"M184,80 A26,26 0 0 1 236,80\" fill=\"none\" stroke=\"#17263F\" stroke-width=\"2.2\"><\/path><g transform=\"translate(184,228)\"><circle cx=\"0\" cy=\"0\" r=\"16\" fill=\"#8B5A2B\" stroke=\"#5E3C1A\" stroke-width=\"1.8\"><\/circle><circle cx=\"-10\" cy=\"-12\" r=\"6\" fill=\"#8B5A2B\" stroke=\"#5E3C1A\" stroke-width=\"1.4\"><\/circle><circle cx=\"10\" cy=\"-12\" r=\"6\" fill=\"#8B5A2B\" stroke=\"#5E3C1A\" stroke-width=\"1.4\"><\/circle><circle cx=\"0\" cy=\"2\" r=\"9\" fill=\"#D8B877\"><\/circle><circle cx=\"-5\" cy=\"-1\" r=\"2\" fill=\"#17263F\"><\/circle><circle cx=\"5\" cy=\"-1\" r=\"2\" fill=\"#17263F\"><\/circle><line x1=\"0\" y1=\"-14\" x2=\"0\" y2=\"-28\" stroke=\"#5E3C1A\" stroke-width=\"4\"><\/line><line x1=\"0\" y1=\"16\" x2=\"0\" y2=\"42\" stroke=\"#5E3C1A\" stroke-width=\"5\"><\/line><line x1=\"0\" y1=\"40\" x2=\"-10\" y2=\"58\" stroke=\"#5E3C1A\" stroke-width=\"4\"><\/line><line x1=\"0\" y1=\"40\" x2=\"10\" y2=\"58\" stroke=\"#5E3C1A\" stroke-width=\"4\"><\/line><\/g><text x=\"184\" y=\"310\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">monkey<\/text><g transform=\"translate(236,190)\"><path d=\"M-12,-10 q14,22 24,8\" fill=\"none\" stroke=\"#E6B800\" stroke-width=\"6\" stroke-linecap=\"round\"><\/path><path d=\"M-8,-12 q14,22 24,8\" fill=\"none\" stroke=\"#F2CC2E\" stroke-width=\"6\" stroke-linecap=\"round\"><\/path><path d=\"M-4,-14 q14,22 24,8\" fill=\"none\" stroke=\"#E6B800\" stroke-width=\"6\" stroke-linecap=\"round\"><\/path><\/g><text x=\"236\" y=\"240\" font-size=\"13\" fill=\"#17263F\" text-anchor=\"middle\">bananas<\/text><text x=\"236\" y=\"258\" font-size=\"11.5\" fill=\"#6E7785\" text-anchor=\"middle\">(equal weight)<\/text><line x1=\"150\" y1=\"240\" x2=\"150\" y2=\"180\" stroke=\"#B68A36\" stroke-width=\"2.2\" marker-end=\"url(#ar15)\"><\/line><text x=\"120\" y=\"214\" font-size=\"12.5\" fill=\"#B68A36\" text-anchor=\"middle\">climbs<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86c7743 elementor-widget elementor-widget-spacer\" data-id=\"86c7743\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n<div class=\"elementor-element elementor-element-6c87d59 e-con e-atomic-element e-flexbox-base e-default-div e-6c87d59-6d24f89 \" data-id=\"6c87d59\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"6c87d59\" data-e-type=\"e-flexbox\" data-id=\"6c87d59\">\n    <div class=\"elementor-element elementor-element-4a373df e-con e-atomic-element e-flexbox-base e-default-div e-4a373df-0af780f \" data-id=\"4a373df\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"4a373df\" data-e-type=\"e-flexbox\" data-id=\"4a373df\">\n    \t\t<div class=\"elementor-element elementor-element-538ab6e elementor-widget elementor-widget-text-editor\" data-id=\"538ab6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u8cea\u554f20<\/strong><br \/>\u5c0f\u3055\u306a\u6c60\u306b\u30dc\u30fc\u30c8\u3092\u6d6e\u304b\u3079\u3001\u91cd\u3044\u5ca9\u3092\u62b1\u3048\u3066\u3044\u307e\u3059\u3002\u5ca9\u3092\u6c34\u306b\u6295\u3052\u8fbc\u3080\u3068\u3001\u6c60\u306e\u7e01\u306e\u6c34\u4f4d\u306f\u4e0a\u304c\u308a\u307e\u3059\u304b\u3001\u4e0b\u304c\u308a\u307e\u3059\u304b\u3001\u5909\u308f\u308a\u307e\u305b\u3093\u304b\uff1f <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dac5482 elementor-widget elementor-widget-html\" data-id=\"dac5482\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!-- Q20 \u2014 Rock thrown from a boat -->\n<details class=\"hint\">\n  <summary>\u30d2\u30f3\u30c8\u3092\u898b\u308b<\/summary>\n  <div class=\"hint-body\">\n    <p>2\u3064\u306e\u72b6\u614b\u3092\u6bd4\u3079\u307e\u3057\u3087\u3046\u3002\u30dc\u30fc\u30c8\u306e\u4e2d\u306b\u3042\u308b\u9593\u3001\u5ca9\u306f\u30dc\u30fc\u30c8\u3092\u4ecb\u3057\u3066\u6d6e\u304b\u3093\u3067\u304a\u308a\u3001\u81ea\u5206\u306e\u91cd\u3055\u306e\u5206\u3060\u3051\u6c34\u3092\u62bc\u3057\u306e\u3051\u307e\u3059\u3002\u5e95\u306b\u6c88\u3080\u3068\u3001\u81ea\u5206\u306e\u4f53\u7a4d\u306e\u5206\u3057\u304b\u62bc\u3057\u306e\u3051\u307e\u305b\u3093\u3002\u5ca9\u306f\u6c34\u3088\u308a\u5bc6\u5ea6\u304c\u9ad8\u3044\u306e\u3067\u3001\u3069\u3061\u3089\u306e\u6392\u6c34\u91cf\u304c\u5927\u304d\u3044\u304b\u3092\u5224\u65ad\u3059\u308c\u3070\u3001\u6c34\u4f4d\u304c\u3069\u3061\u3089\u306b\u52d5\u304f\u304b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n  <\/div>\n<\/details>\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-f82b39d e-con e-atomic-element e-flexbox-base e-default-div e-f82b39d-f1c57ea \" data-id=\"f82b39d\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"f82b39d\" data-e-type=\"e-flexbox\" data-id=\"f82b39d\">\n    \t\t\t<div class=\"e-bc90edb-69d5ec1 e-svg-base e-default-div\" data-interaction-id=\"bc90edb\" data-e-type=\"widget\" data-id=\"bc90edb\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" fill=\"currentColor\" style=\"width: 100%; height: 100%; overflow: unset;\" viewBox=\"0 0 480 340\" font-family=\"'Helvetica Neue', Arial, sans-serif\"><defs><marker id=\"ar16\" markerWidth=\"9\" markerHeight=\"9\" refX=\"7\" refY=\"3\" orient=\"auto\" markerUnits=\"strokeWidth\"><path d=\"M0,0 L7,3 L0,6 Z\" fill=\"#B68A36\"><\/path><\/marker><\/defs><rect x=\"0\" y=\"0\" width=\"480\" height=\"340\" rx=\"14\" fill=\"#FFFFFF\" stroke=\"#E3E7ED\" stroke-width=\"1.5\"><\/rect><path d=\"M0,150 L40,150 Q60,150 70,165 L70,300 L0,300 Z\" fill=\"#5C9E63\"><\/path><path d=\"M480,150 L440,150 Q420,150 410,165 L410,300 L480,300 Z\" fill=\"#5C9E63\"><\/path><rect x=\"40\" y=\"150\" width=\"400\" height=\"150\" fill=\"#A9CCE8\" opacity=\"0.8\"><\/rect><line x1=\"40\" y1=\"150\" x2=\"440\" y2=\"150\" stroke=\"#5E92C0\" stroke-width=\"2\"><\/line><line x1=\"40\" y1=\"150\" x2=\"22\" y2=\"150\" stroke=\"#B68A36\" stroke-width=\"1.6\" stroke-dasharray=\"4 3\"><\/line><line x1=\"440\" y1=\"150\" x2=\"458\" y2=\"150\" stroke=\"#B68A36\" stroke-width=\"1.6\" stroke-dasharray=\"4 3\"><\/line><text x=\"240\" y=\"200\" font-size=\"13\" fill=\"#5E92C0\" text-anchor=\"middle\">pond<\/text><path d=\"M150,150 L250,150 L235,182 L165,182 Z\" fill=\"#8B5A2B\" stroke=\"#5E3C1A\" stroke-width=\"2\"><\/path><g transform=\"translate(190,118)\"><circle cx=\"0\" cy=\"0\" r=\"7\" fill=\"#17263F\"><\/circle><line x1=\"0\" y1=\"7\" x2=\"0\" y2=\"28\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"13\" x2=\"-12\" y2=\"6\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"13\" x2=\"16\" y2=\"2\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"28\" x2=\"-7\" y2=\"32\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><line x1=\"0\" y1=\"28\" x2=\"7\" y2=\"32\" stroke=\"#17263F\" stroke-width=\"3\"><\/line><\/g><circle cx=\"225\" cy=\"112\" r=\"8\" fill=\"#6E7785\" stroke=\"#3D444D\" stroke-width=\"1.6\"><\/circle><path d=\"M212,108 C260,92 300,118 320,150\" fill=\"none\" stroke=\"#B68A36\" stroke-width=\"2\" stroke-dasharray=\"5 4\" marker-end=\"url(#ar16)\"><\/path><text x=\"300\" y=\"100\" font-size=\"13\" fill=\"#B68A36\" text-anchor=\"middle\">thrown into<\/text><text x=\"300\" y=\"116\" font-size=\"13\" fill=\"#B68A36\" text-anchor=\"middle\">the water<\/text><circle cx=\"330\" cy=\"280\" r=\"8\" fill=\"#6E7785\" stroke=\"#3D444D\" stroke-width=\"1.6\" opacity=\"0.6\"><\/circle><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4cd3caf elementor-widget elementor-widget-spacer\" data-id=\"4cd3caf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\n<\/div>\n\t\t\t<h2 data-interaction-id=\"5492be2\" class=\"e-5492be2-6398da3 e-heading-base e-default-h2\" data-e-type=\"widget\" data-id=\"5492be2\">\u30c8\u30c3\u30d7\u30ec\u30d9\u30eb\u306e\u53d7\u9a13\u751f\u306a\u3089\u3069\u3046\u7b54\u3048\u308b\u304b\u3001\u77e5\u308a\u305f\u3044\u3067\u3059\u304b\uff1f<\/h2>\n\t\t\t\t<div class=\"elementor-element elementor-element-c7ab162 elementor-widget elementor-widget-text-editor\" data-id=\"c7ab162\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u30d2\u30f3\u30c8\u306f\u5165\u308a\u53e3\u306b\u3059\u304e\u307e\u305b\u3093\u3002\u672c\u756a\u306e\u9762\u63a5\u3067\u554f\u308f\u308c\u308b\u306e\u306f\u3001\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u306e\u4e2d\u3067\u58f0\u306b\u51fa\u3057\u3066\u63a8\u8ad6\u3059\u308b\u529b\u3067\u3059\u3002\u30aa\u30c3\u30af\u30b9\u30d6\u30ea\u30c3\u30b8\u5352\u306e\u30c1\u30e5\u30fc\u30bf\u30fc\u304c\u3001\u672c\u756a\u3055\u306a\u304c\u3089\u306e\u30de\u30f3\u30c4\u30fc\u30de\u30f3\u6a21\u64ec\u9762\u63a5\u3092\u884c\u3044\u3001\u5168\u554f\u984c\u306e\u80cc\u5f8c\u306b\u3042\u308b\u8003\u3048\u65b9\u3092\u4e00\u7dd2\u306b\u305f\u3069\u308a\u3001\u826f\u3044\u7b54\u3048\u3092\u5408\u683c\u306b\u5909\u3048\u308b\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc77e23 elementor-widget elementor-widget-spacer\" 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