{"id":2408,"date":"2026-06-28T21:39:31","date_gmt":"2026-06-28T21:39:31","guid":{"rendered":"https:\/\/claviseducation.com\/%e7%89%9b%e6%b4%a5%e8%88%87%e5%8a%8d%e6%a9%8b%e5%a4%a7%e5%ad%b8%e7%89%a9%e7%90%86%e5%ad%b8%e9%9d%a2%e8%a9%a6%e9%a1%8c\/"},"modified":"2026-08-16T16:30:11","modified_gmt":"2026-08-16T16:30:11","slug":"%e7%89%9b%e6%b4%a5%e8%88%87%e5%8a%8d%e6%a9%8b%e5%a4%a7%e5%ad%b8%e7%89%a9%e7%90%86%e5%ad%b8%e9%9d%a2%e8%a9%a6%e9%a1%8c","status":"publish","type":"page","link":"https:\/\/claviseducation.com\/zh-hant\/%e7%89%9b%e6%b4%a5%e8%88%87%e5%8a%8d%e6%a9%8b%e5%a4%a7%e5%ad%b8%e7%89%a9%e7%90%86%e5%ad%b8%e9%9d%a2%e8%a9%a6%e9%a1%8c\/","title":{"rendered":"\u7269\u7406\u5b78\u725b\u528d\u9762\u8a66\u554f\u984c"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2408\" class=\"elementor elementor-2408 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>\u4e8c\u5341\u500b\u725b\u528d\u7269\u7406\u5165\u5b78\u6e2c\u9a57\u554f\u984c\uff0c\u6bcf\u500b\u554f\u984c\u90fd\u6709\u6e05\u6670\u7684\u5716\u8868\u548c\u53ef\u9078\u7684\u63d0\u793a\uff0c\u7531\u6211\u5011\u7684\u725b\u528d\u7562\u696d\u5c0e\u5e2b\u64b0\u5beb\u548c\u63d2\u5716\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>\u554f\u984c 1<\/strong><br \/>\u7db2\u7403\u7403\u5728\u7c43\u7403\u4e0a\u65b9\u5e73\u8861\uff0c\u7136\u5f8c\u8207\u7c43\u7403\u4e00\u8d77\u5f9e\u975c\u6b62\u72c0\u614b\u4e0b\u6389\u843d\u3002\u7c43\u7403\u7403\u5982\u4f55\u9ad8\u5347?<\/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 \u7db2\u7403\u7403\u5728\u7c43\u7403\u4e0a\u65b9 -->\n  <details class=\"hint\">\n    <summary>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u5148\u5f8c\u8655\u7406\u5169\u6b21\u649e\u64ca\u3002\u7c43\u7403\u5148\u649e\u5730\u677f\uff0c\u7136\u5f8c\u8207\u7c43\u7403\u4ecd\u5728\u4e0b\u964d\u6642\u649e\u649e\u3002\u540c\u6642\u8003\u616e\u7c43\u7403\u7684\u6846\u67b6\uff0c\u4e26\u5728\u90a3\u4e00\u523b\u5c07\u5176\u61c9\u7528\u65bc\u8f15\u7403\u5f48\u8df3\u5230\u91cd\u7403\u6642\u7684\u52d5\u91cf\u548c\u80fd\u91cf\u3002\u770b\u770b\u7db2\u7403\u7403\u53ef\u4ee5\u5e36\u51fa\u7684\u649e\u64ca\u901f\u5ea6\u7684\u5e7e\u500d\uff0c\u7136\u5f8c\u5c07\u8a72\u901f\u5ea6\u8f49\u63db\u6210\u9ad8\u5ea6\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>\u554f\u984c 2<\/strong><br \/>\u51b0\u584a\u5728\u6c34\u676f\u88e1\u6d6e\u8d77\uff0c\u6c34\u676f\u88e1\u5df2\u6eff\u6c34\u3002\u7576\u5b83\u878d\u5316\u6642\uff0c\u6c34\u6703\u6ea2\u4f4d\u3001\u4e0b\u964d\u9084\u662f\u7dad\u6301\u6c34\u4f4d\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 \u51b0\u584a\u5728\u6eff\u6c34\u676f\u88e1 -->\n  <details class=\"hint\">\n    <summary>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u6d6e\u8d77\u7684\u7269\u9ad4\u5728\u6c34\u4e2d\u6703\u6392\u51fa\u5b83\u7684\u91cd\u91cf\u3002\u6bd4\u8f03\u6d6e\u8d77\u7684\u51b0\u6240\u6392\u51fa\u7684\u6c34\u9ad4\u7684\u9ad4\u7a4d\u8207\u878d\u5316\u5f8c\u7522\u751f\u7684\u6c34\u9ad4\u9ad4\u7a4d\u3002\u8a62\u554f\u9019\u5169\u500b\u9ad4\u7a4d\u662f\u5426\u76f8\u540c\uff0c\u4ee5\u53ca\u5f9e\u51b0\u878d\u5316\u5230\u6c34\u878d\u5316\u7684\u5bc6\u5ea6\u8b8a\u5316\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>\u554f\u984c 3<\/strong><br \/>\u4e00\u540d\u8cea\u91cf\u70ba m \u7684\u5f48\u7c27\u8df3\u8005\u5f9e\u4e00\u500b\u9577\u5ea6\u70ba L \u7684\u5929\u7136\u9577\u5ea6\u7684\u7e69\u5b50\u4e0a\u8df3\u4e0b\uff0c\u7e69\u5b50\u7684\u525b\u5ea6\u70ba k\uff0c\u843d\u5728\u4e00\u500b\u8ddd\u96e2 H \u4e0b\u9762\u7684\u5751\u88e1\u3002\u6700\u9577\u7684\u7e69\u5b50\u662f\u4ec0\u9ebc\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 \u5f48\u7c27\u8df3\u8005\uff0c\u9577\u5ea6\u6700\u9577\u7684\u7e69\u5b50 -->\n  <details class=\"hint\">\n    <summary>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u5229\u7528\u5e73\u53f0\u548c\u6700\u4f4e\u9ede\u4e4b\u9593\u7684\u80fd\u91cf\u4fdd\u5b88\uff1a\u91cd\u529b PE \u5931\u53bb\u7b49\u65bc\u5f48\u7c27 PE \u5132\u5b58\u3002\u7e69\u5b50\u53ea\u6709\u5728\u8dcc\u843d\u8d85\u904e\u5176\u5929\u7136\u9577\u5ea6 L \u6642\u624d\u958b\u59cb\u4f38\u5c55\uff0c\u6240\u4ee5\u4ee5\u7e3d\u8dcc\u843d\u91cf\u8868\u793a\u4f38\u5c55\u91cf\u3002\u5c0d\u65bc\u6975\u9650\u60c5\u6cc1\uff0c\u5c07\u6700\u4f4e\u9ede\u8a2d\u5b9a\u5728\u5751\u5e95\uff08\u6df1\u5ea6 H\uff09\u4e26\u89e3\u6c7a L\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>\u554f\u984c 4<\/strong><br \/>\u947d\u4e00\u500b\u76f4\u7b52\u7a7f\u904e\u5730\u7403\u4e2d\u5fc3\uff0c\u4e26\u5c07\u7403\u9ad4\u6389\u9032\u53bb\u3002\u63cf\u8ff0\u5b83\u7684\u904b\u52d5\uff0c\u4e26\u627e\u51fa\u5230\u9054\u53e6\u4e00\u7aef\u6240\u9700\u7684\u6642\u9593\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<\u8a73\u7d30\u8cc7\u8a0a class=\"\u63d0\u793a\">\n  <\u6458\u8981>\u986f\u793a\u63d0\u793a<\/\u6458\u8981>\n  <div class=\"\u63d0\u793a\u5167\u5bb9\">\n    <p>\u5728\u5747\u52fb\u7403\u9ad4\u5167\uff0c\u53ea\u6709\u8ddd\u96e2\u4e2d\u5fc3\u66f4\u8fd1\u7684\u8cea\u91cf\u624d\u6703\u5c07\u60a8\u5438\u5f15\u5167\u90e8\uff0c\u56e0\u6b64\u91cd\u529b\u96a8\u8ddd\u96e2\u589e\u9577\u3002\u7c21\u55ae\u632f\u52d5\u904b\u52d5\u7684\u7279\u5fb5\u662f\uff0c\u96a8\u8457\u4f4d\u79fb\u7684\u6bd4\u4f8b\u589e\u9577\uff0c\u6062\u5fa9\u529b\u4e5f\u6703\u589e\u9577\u3002\u78ba\u8a8d\u6709\u6548\u7684\u300c\u5f48\u7c27\u5e38\u6578\u300d,\u4e26\u8a18\u4e0b\u4e00\u689d\u8def\u5f91\u662f\u9031\u671f\u6642\u9593\u7684\u534a\u6578\u3002<\/p>\n  <\/div>\n<\/\u8a73\u7d30\u8cc7\u8a0a>\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>\u554f\u984c 5<\/strong><br \/>\u5982\u679c\u5730\u7403\u7a81\u7136\u505c\u6b62\u5728\u5176\u8ecc\u9053\u4e0a\uff0c\u5b83\u5c07\u82b1\u8cbb\u591a\u5c11\u6642\u9593\u6389\u9032\u592a\u967d?<\/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<\u8a73\u7d30\u8cc7\u8a0a class=\"\u63d0\u793a\">\n  <\u6458\u8981>\u986f\u793a\u63d0\u793a<\/\u6458\u8981>\n  <div class=\"\u63d0\u793a\u5167\u5bb9\">\n    <p>\u5c07\u76f4\u76f4\u6389\u843d\u8996\u70ba\u6975\u8584\u3001\u584c\u7e2e\u7684\u6a62\u5713\uff0c\u5176\u4e2d\u592a\u967d\u4f4d\u65bc\u5176\u4e2d\u4e00\u500b\u7126\u9ede\uff0c\u56e0\u6b64\u534a\u9577\u8ef8\u5c31\u662f\u539f\u59cb\u8ecc\u9053\u534a\u5f91\u7684\u534a\u6578\u3002\u5c07\u9019\u500b\u9000\u5316\u8ecc\u9053\u7684\u9031\u671f\u8207\u5730\u7403\u7684\u5be6\u969b\u5e74\u4efd\u76f8\u95dc\u806f\uff0c\u7136\u5f8c\u6ce8\u610f\u6389\u843d\u53ea\u662f\u9031\u671f\u7684\u4e00\u534a\u3002<\/p>\n  <\/div>\n<\/\u8a73\u7d30\u8cc7\u8a0a>\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>\u554f\u984c 6<\/strong><br \/>\u5728\u5317\u6975\u6216\u71b1\u5e36\u5730\u5340\uff0c\u9ad4\u91cd\u6703\u589e\u52a0\u55ce?<\/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 \u9ad4\u91cd\u5728\u6975\u9ede\u548c\u71b1\u5e36\u5730\u5340 -->\n<details class=\"hint\">\n  <summary>\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u5728\u71b1\u5e36\u5730\u5340\uff0c\u56e0\u70ba\u5730\u7403\u65cb\u8f49\uff0c\u67d0\u4e9b\u91cd\u91cf\u6703\u7528\u65bc\u63d0\u4f9b\u5411\u5fc3\u529b\uff0c\u56e0\u6b64\u6703\u6e1b\u5c11\u9ad4\u91cd\u3002\u800c\u5728\u6975\u9ede\uff0c\u7531\u65bc\u5730\u7403\u7565\u5fae\u6241\u5e73\uff0c\u67d0\u4e9b\u91cd\u91cf\u4e0d\u6703\u88ab\u5411\u5fc3\u529b\u62b5\u6d88\u3002\u8acb\u601d\u8003\u9019\u5169\u500b\u5f71\u97ff\u7684\u65b9\u5411\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>\u554f\u984c 7<\/strong><br \/>\u5982\u679c\u6709 12 \u500b\u76f8\u540c\u7684\u96fb\u963b\u5668 R \u7d44\u6210\u4e00\u500b\u7acb\u65b9\u9ad4\uff0c\u90a3\u5169\u500b\u5c0d\u89d2\u7dda\u76f8\u9023\u7684\u96fb\u963b\u5668\u4e4b\u9593\u7684\u96fb\u963b\u662f\u591a\u5c11?<\/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 \u96fb\u963b\u7acb\u65b9\u9ad4 -->\n<details class=\"hint\">\n  <summary>\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u4e0d\u8981\u5617\u8a66\u89e3\u6c7a\u6574\u500b\u7db2\u8def\u3002\u5229\u7528\u7acb\u65b9\u9ad4\u5c0d\u89d2\u7dda\u7684\u5c0d\u7a31\u6027\uff0c\u53ef\u4ee5\u63a8\u65b7\u51fa\u4e00\u4e9b\u89d2\u843d\u5fc5\u5b9a\u4f4d\u65bc\u76f8\u540c\u96fb\u4f4d\u3002\u5c07\u9019\u4e9b\u76f8\u540c\u96fb\u4f4d\u9ede\u9023\u63a5\u5728\u4e00\u8d77\uff0c\u7136\u5f8c\u5c07 12 \u500b\u96fb\u963b\u5668\u7e2e\u77ed\u70ba\u4e00\u7d44\u7c21\u55ae\u7684\u4e26\u884c\u96fb\u963b\u7d44\u5408\u3002<\/p>\n  <\/div>\n<\/details>\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>\u554f\u984c 8<\/strong><br \/>\u4f30\u8a08\u5730\u7403\u5927\u6c23\u5c64\u7684\u7e3d\u8cea\u91cf\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 \u5927\u6c23\u5c64\u8cea\u91cf -->\n  <details class=\"hint\">\n    <summary>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u8868\u9762\u5927\u6c23\u58d3\u529b\u53ea\u662f\u6bcf\u500b\u55ae\u4f4d\u9762\u7a4d\u4e0a\u65b9\u7684\u7a7a\u6c23\u67f1\u9ad4\u91cd\uff0c\u9664\u4ee5\u8a72\u9762\u7a4d\u3002\u91cd\u65b0\u6392\u5217\u4ee5\u5f9e\u8868\u9762\u58d3\u529b\u548c\u5730\u7403\u8868\u9762\u9762\u7a4d\u4e2d\u7372\u53d6\u5927\u6c23\u5c64\u7684\u7e3d\u91cd\u91cf\uff0c\u7136\u5f8c\u9664\u4ee5\u91cd\u529b\u52a0\u901f\u5ea6\u3002\u60a8\u9700\u8981\u5730\u7403\u7684\u534a\u5f91\u548c\u6a19\u6e96\u5927\u6c23\u58d3\u529b\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>\u554f\u984c 9<\/strong><br \/>\u5927\u7d04\u60a8\u80fd\u5728\u55ae\u6839\u53ef\u53ef\u68d2\u7cd6\u7684\u80fd\u91cf\u4e2d\u6500\u722c\u591a\u9ad8\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 \u5728\u53ef\u53ef\u68d2\u7cd6\u7684\u80fd\u91cf\u4e2d\u6500\u722c\u591a\u9ad8 -->\n  <details class=\"hint\">\n    <summary>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u5c07\u68d2\u7cd6\u7684\u53ef\u7528\u5316\u5b78\u80fd\u7b49\u540c\u65bc\u60a8\u7372\u5f97\u7684\u91cd\u529b\u6f5b\u529b\uff0cmgh\u3002\u4f30\u8a08\u68d2\u7cd6\u7684\u80fd\u91cf\uff08\u5099\u8a3b\u5927\u7d04 1000 kJ\uff09\uff0c\u60a8\u7684\u8cea\u91cf\uff0c\u4ee5\u53ca\u6bcf\u500b\u4eba\u5fd8\u8a18\u7684\uff1a\u808c\u8089\u5982\u4f55\u4ee5\u98df\u7269\u80fd\u91cf\u8f49\u63db\u6210\u9ad8\u5ea6\uff0c\u9019\u53ea\u6709\u5927\u7d04\u4e94\u5206\u4e4b\u4e00\u3002\u8acb\u5728\u6bcf\u500b\u5047\u8a2d\u4e2d\u6a19\u793a\u51fa\u4f86\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>\u554f\u984c 10<\/strong><br \/>\u4e00\u6839\u6c99\u6642\u9418\u653e\u5728\u654f\u611f\u7684\u79e4\u4e0a\uff0c\u7ffb\u8f49\u3002\u8b80\u6578\u6703\u4fdd\u6301\u4e0d\u8b8a\uff0c\u76f4\u5230\u6c99\u5b50\u6d41\u5b8c\u55ce\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<p>\u554f\u984c 10 \u2014 \u6c99\u6642\u9418\u5728\u79e4\u4e0a\u7684\u7ffb\u8f49<\/p>\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>\u554f\u984c 11<\/strong><br \/>\u4e00\u6839\u5f48\u7c27\u88ab\u5176\u9802\u7aef\u56fa\u5b9a\uff0c\u61f8\u639b\u5728\u4f11\u606f\uff0c\u7136\u5f8c\u91cb\u653e\u3002\u91cb\u653e\u5f8c\u5f48\u7c27\u5e95\u90e8\u6703\u505a\u4ec0\u9ebc\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<p>\u554f\u984c 11 \u2014 \u653e\u68c4\u7684\u5f48\u7c27<\/p>\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 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L136.5,289.9 L140.8,289.7 L145.6,289.6 L150.7,289.8 L156,290.1 L161.4,290.6 L166.7,291.3 L172,292.2 L176.9,293.4 L181.5,294.6 L185.5,296.1 L189,297.7 L191.9,299.4 L194,301.2 L195.4,303 L196,304.9 L195.8,306.8 L194.7,308.7 L192.9,310.5 L190.4,312.3 L187.1,313.9 L183.3,315.4 L178.9,316.7 L174.1,317.9 L169,318.9 L163.7,319.7 L158.3,320.3 L153,320.6 L147.8,320.8 L142.8,320.8 L138.3,320.6 L134.3,320.3 L130.8,319.8 L128,319.1 L125.9,318.4 L124.5,317.7 L124,316.9 L124.3,316 L125.4,315.2 L127.2,314.5 L129.8,313.9 L133.1,313.3 L137,312.9 L141.3,312.6 L146.2,312.5 L151.3,312.6 L156.6,312.9 L162,313.4 L167.3,314.1 L172.5,315 L177.4,316.1 L181.9,317.3 L186,318.8 L189.4,320.3 L192.2,322 L194.2,323.7 L195.5,325.6 L196,327.4 L195.7,329.3 L194.6,331.1 L192.7,332.8 L190,334.5 L186.7,336.1 L182.8,337.5 L178.4,338.8 L173.6,339.9 L168.4,340.8 L163.1,341.5 L157.7,342 L152.4,342.3 L147.2,342.4 L142.3,342.4 L137.8,342.1 L133.8,341.7 L130.4,341.1 L127.7,340.4 L125.7,339.7 L124.4,338.9 L124,338 L124.4,337.1 L125.5,336.3 L127.5,335.5 L130.1,334.8 L133.5,334.2 L137.4,333.8 L141.9,333.5 L146.7,333.4 L151.9,333.5 L157.2,333.7 L162.6,334.2 L167.9,334.8 L173.1,335.7 L178,336.8 L182.4,338 L186.4,339.4 L189.7,340.9 L192.4,342.5 L194.4,344.2 L195.6,346 L196,347.8 L195.6,349.6 L194.4,351.4 L192.4,353.1 L189.7,354.7 L186.3,356.2 L182.3,357.6 L177.9,358.8 L173,359.8 L167.8,360.6 L162.5,361.3 L157.1,361.7 L151.8,362 L146.6,362 L141.8,361.8 L137.3,361.5 L133.4,361 L130.1,360.4 L127.4,359.7 L125.5,358.9 L124.4,358 L124,357.1 L124.5,356.1 L125.7,355.3 L127.7,354.4 L130.5,353.7 L133.9,353.1 L137.9,352.6 L142.4,352.3 L147.3,352.2 L152.5,352.2 L157.8,352.4 L163.2,352.9 L168.5,353.5 L173.7,354.3 L178.5,355.4 L182.9,356.6 L186.8,357.9 L190.1,359.4 L192.7,361 L194.6,362.7 L195.7,364.4 L196,366.1 L195.5,367.9 L194.2,369.6 L192.1,371.3 L189.3,372.8 L185.9,374.3 L181.9,375.6 L177.3,376.7 L172.4,377.7 L167.2,378.4 L161.9,379 L156.5,379.4 L151.2,379.5 L146.1,379.5 L141.3,379.3 L136.9,378.9 L133,378.3 L129.8,377.6 L127.2,376.8 L125.3,376 L124.3,375 L124,374.1 L124.6,373.1 L125.9,372.2 L128,371.3 L130.8,370.5 L134.3,369.9 L138.4,369.4 L142.9,369 L147.9,368.9 L153.1,368.9 L158.4,369.1 L163.8,369.5 L169.1,370.1 L174.2,370.9 L179,371.9 L183.3,373.1 L187.2,374.4 L190.4,375.8 L192.9,377.4 L194.7,379 L195.8,380.7\" fill=\"none\" stroke=\"#3B6CA6\" stroke-width=\"2.4\" stroke-linejoin=\"round\" stroke-linecap=\"round\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-559337a elementor-widget elementor-widget-spacer\" data-id=\"559337a\" 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>\u554f\u984c 12<\/strong><br \/>\u5728\u4f4e\u8ecc\u885b\u661f\u9047\u5230\u5fae\u5c0f\u7684\u5927\u6c23\u963b\u529b\u6642\uff0c\u5b83\u6703\u52a0\u901f\u6216\u6e1b\u901f\u55ce\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\u885b\u661f\u9047\u963b -->\n  <div class=\"hint\">\n    <p>\u5206\u958b\u901f\u5ea6\u548c\u80fd\u91cf\u3002\u5c0d\u65bc\u4e00\u500b\u74b0\u5f62\u8ecc\u9053\uff0c\u8ecc\u9053\u901f\u5ea6\u7531\u8ef8\u5fc3\u8ddd\u96e2\u56fa\u5b9a\uff0c\u800c\u7e3d\u80fd\u91cf\u70ba\u8ca0\u4e14\u96a8\u8ecc\u9053\u7e2e\u5c0f\u800c\u589e\u9577\u3002\u963b\u529b\u6703\u6d88\u8017\u80fd\u91cf\uff0c\u6240\u4ee5\u8ecc\u9053\u6703\u7e2e\u5c0f\u5230\u8f03\u5c0f\u7684\u8ef8\u5fc3\u8ddd\u96e2\u3002\u73fe\u5728\u8a08\u7b97\u9019\u500b\u8f03\u5c0f\u7684\u8ef8\u5fc3\u8ddd\u96e2\u5c0d\u901f\u5ea6\u7684\u5f71\u97ff\u3002<\/p>\n  <\/div>\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\" fill=\"#3B6CA6\" stroke=\"#17263F\" stroke-width=\"1\"><\/rect><rect x=\"12\" y=\"-4\" width=\"14\" height=\"8\" fill=\"#3B6CA6\" stroke=\"#17263F\" stroke-width=\"1\"><\/rect><\/g><line x1=\"226\" y1=\"68\" x2=\"276\" y2=\"74\" stroke=\"#17263F\" stroke-width=\"2.2\" marker-end=\"url(#ar9)\"><\/line><text x=\"270\" y=\"58\" font-size=\"14\" font-style=\"italic\" fill=\"#17263F\">v<\/text><line x1=\"194\" y1=\"76\" x2=\"150\" y2=\"71\" stroke=\"#B68A36\" stroke-width=\"2.2\" marker-end=\"url(#ar9g)\"><\/line><text x=\"120\" y=\"60\" font-size=\"13\" fill=\"#B68A36\">drag<\/text><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5659972 elementor-widget elementor-widget-spacer\" data-id=\"5659972\" 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-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>\u554f\u984c 13<\/strong><br \/>\u4e00\u500b\u5e36\u96fb\u7684\u96fb\u5bb9\u5668\u9023\u63a5\u5230\u4e00\u500b\u76f8\u540c\u7684\u672a\u5e36\u96fb\u7684\u96fb\u5bb9\u5668\u3002\u6bd4\u8f03\u5728\u9023\u63a5\u524d\u548c\u9023\u63a5\u5f8c\u7684\u7e3d\u5132\u5b58\u80fd\u91cf\u6709\u4ec0\u9ebc\u7279\u5225\u7684\u6771\u897f\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\u5169\u500b\u96fb\u5bb9\u5668 -->\n  <div class=\"hint\">\n    <p>\u7576\u958b\u95dc\u95dc\u9589\u6642\uff0c\u96fb\u8377\u6703\u4fdd\u7559\u5728\u7d44\u5408\u96fb\u5bb9\u91cf\u4e2d\uff0c\u56e0\u6b64\u627e\u5230\u5171\u4eab\u7684\u6700\u7d42\u96fb\u58d3\u3002\u7136\u5f8c\u6bd4\u8f03\u80fd\u91cf 1\/2CV^2 \u5728\u9023\u63a5\u524d\u548c\u9023\u63a5\u5f8c\u3002\u60a8\u6703\u767c\u73fe\u5176\u4e2d\u4e00\u4e9b\u5df2\u7d93\u4e0d\u898b\u4e86\uff0c\u800c\u6709\u8da3\u7684\u90e8\u5206\u662f\u78ba\u5b9a\u5b83\u5011\u53bb\u7684\u5730\u65b9\u3002<\/p>\n  <\/div>\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>\u554f\u984c 14<\/strong><br \/>\u4e00\u500b\u7531\u76f8\u540c\u96fb\u963b R \u7d44\u6210\u7684\u7121\u9650\u7b49\u7d1a\u96fb\u8def\u7db2\u8def\uff1a\u5148\u662f\u4e32\u806f R\uff0c\u7136\u5f8c\u4e26\u806f R \u5230\u8ecc\u9053\uff0c\u7121\u9650\u91cd\u8907\u3002\u9019\u662f\u7e3d\u96fb\u963b\u7684\u8a08\u7b97\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>\u986f\u793a\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u5229\u7528\u81ea\u76f8\u4f3c\u6027\uff1a\u7db2\u8def\u7684\u90e8\u5206\uff08\u4e0d\u542b\u7b2c\u4e00\u90e8\u5206\uff09\u8207\u6574\u500b\u76f8\u540c\u3002\u5c07\u7e3d\u96fb\u963b\u7a31\u70ba X\uff0c\u7136\u5f8c\u53ea\u7e6a\u88fd\u7b2c\u4e00\u90e8\u5206\u7684\u4e32\u806f R \u548c\u4e26\u806f R\uff0c\u8b93\u55ae\u4e00\u7684\u96fb\u963b\u300cX\u300d\u4ee3\u8868\u5176\u5f8c\u7684\u5168\u90e8\u3002\u9019\u6a23\u53ef\u4ee5\u6839\u64da\u81ea\u6211\u76f8\u4f3c\u6027\u5beb\u51fa X \u7684\u8868\u9054\u5f0f\uff0c\u5f97\u5230\u4e00\u500b\u53ef\u4ee5\u89e3\u6c7a\u7684\u4e8c\u6b21\u65b9\u7a0b\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>\u554f\u984c 15<\/strong><br \/>\u4e00\u689d\u5747\u52fb\u7684\u93c8\u689d\u88ab\u5782\u76f4\u61f8\u639b\u5728\u684c\u9762\u4e0a\uff0c\u4e0b\u7aef\u525b\u597d\u78b0\u5230\u684c\u9762\uff0c\u7136\u5f8c\u91cb\u653e\u3002\u93c8\u689d\u5728\u5806\u7a4d\u6642\uff0c\u684c\u9762\u4e0a\u53d7\u5230\u7684\u529b\u91cf\u6709\u591a\u5c11\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>\u986f\u793a\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u684c\u9762\u4e0a\u7684\u5169\u9805\u8ca2\u737b\uff1a\u5df2\u7d93\u8eba\u5728\u684c\u9762\u4e0a\u7684\u93c8\u689d\u7684\u91cd\u91cf\uff0c\u4ee5\u53ca\u9700\u8981\u963b\u6b62\u4ecd\u7136\u5230\u9054\u7684\u9023\u7d50\u7684\u529b\u91cf\u3002\u5c07\u529b\u91cf\u8996\u70ba\u9023\u7d50\u7684\u8b8a\u5316\u901f\u5ea6\uff08\u6bcf\u55ae\u4f4d\u9577\u5ea6\u7684\u8cea\u91cf\u8207\u901f\u5ea6\uff0c\u8207\u901f\u5ea6\u76f8\u4e58\uff09\uff0c\u4e26\u5c07\u5176\u901f\u5ea6\u8207\u5df2\u7d93\u6389\u843d\u7684\u8ddd\u96e2\u76f8\u95dc\u806f\u3002\u5c07\u5176\u8207\u975c\u6b62\u91cd\u91cf\u6bd4\u8f03\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>\u554f\u984c 16<\/strong><br \/>\u4e00\u500b\u76f4\u7acb\u6d6e\u7528\u7684\u9310\u5f62\u6d6e\u6f5b\u5668\u88ab\u8f15\u5fae\u63a8\u4e0b\u4e26\u91cb\u653e\u3002\u63cf\u8ff0\u5176\u904b\u52d5\u4e26\u627e\u5230\u9031\u671f\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>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u5c07\u6d6e\u6f5b\u5668\u5411\u4e0b\u63a8\u52d5\u4e00\u4e9b\u8ddd\u96e2 x\uff0c\u627e\u5230\u984d\u5916\u7684\u5411\u4e0a\u529b\u3002\u9019\u662f\u7531\u984d\u5916\u6d78\u5165\u7684\u6c34\u6240\u7522\u751f\u7684\u91cd\u91cf\uff0c\u8207 x\u6210\u6bd4\u4f8b\u3002\u4e00\u500b\u8207\u4f4d\u79fb\u6210\u6bd4\u4f8b\u7684\u6062\u5fa9\u529b\u610f\u5473\u8457\u7c21\u55ae\u8ae7\u632f\u904b\u52d5\uff0c\u56e0\u6b64\u5f9e\u6a6b\u622a\u9762\u9762\u7a4d\u548c\u6c34\u5bc6\u5ea6\u4e2d\u8b80\u53d6\u300c\u5f48\u7c27\u5e38\u6578\u300d\uff0c\u7136\u5f8c\u5beb\u4e0b\u9031\u671f\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>\u554f\u984c 17<\/strong><br \/>\u4e00\u500b\u5f9e\u9ad8\u5ea6 h\u2080 \u4e0b\u843d\u7684\u7403\uff0c\u5728\u6bcf\u6b21\u5f48\u8df3\u6642\u90fd\u6703\u6709\u6062\u5fa9\u7387 e\u3002\u627e\u5230\u5b83\u65c5\u884c\u7684\u7e3d\u8ddd\u96e2\u548c\u5728\u505c\u6b62\u4e4b\u524d\u5b83\u6240\u9700\u7684\u7e3d\u6642\u9593\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>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u6062\u5fa9\u7387 e \u610f\u5473\u8457\u6bcf\u6b21\u5f48\u8df3\u90fd\u6703\u5c07\u7403\u56de\u64a5\u5230 e\u00b2 \u500d\u7684\u4e0a\u5347\u9ad8\u5ea6\uff0c\u56e0\u70ba\u9ad8\u5ea6\u53d6\u6c7a\u65bc\u901f\u5ea6\u7684\u5e73\u65b9\u3002\u5f8c\u7e8c\u9ad8\u5ea6\u5f62\u6210\u5e7e\u4f55\u5e8f\u5217\uff0c\u56e0\u6b64\u70ba\u7e3d\u8ddd\u96e2\u6c42\u548c\uff0c\u6ce8\u610f\u7b2c\u4e00\u500b\u6389\u843d\u3002\u70ba\u7e3d\u6642\u9593\uff0c\u627e\u5230\u6bcf\u6b21\u4e0a\u5347\u548c\u4e0b\u964d\u7684\u6301\u7e8c\u6642\u9593\uff0c\u7136\u5f8c\u4e5f\u6c42\u548c\u5e7e\u4f55\u5e8f\u5217\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>\u554f\u984c 18<\/strong><br \/>\u4e00\u6ef4\u96e8\u6c34\u5f9e\u4e00\u5718\u975c\u6b62\u7684\u96f2\u4e2d\u589c\u843d\uff0c\u5438\u53d6\u9727\u6c23\u4e26\u96a8\u8457\u589c\u843d\u800c\u589e\u9577\u3002\u8acb\u8b49\u660e\u5b83\u53ef\u4ee5\u4ee5\u6046\u5b9a\u52a0\u901f\u589c\u843d\uff0c\u4e26\u627e\u51fa\u52a0\u901f\u7684\u503c\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 \u589e\u9577\u7684\u96e8\u6ef4 -->\n<details class=\"hint\">\n  <summary>\u986f\u793a\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u8acb\u4ee5\u5b8c\u6574\u5f62\u5f0f\u5beb\u51fa\u725b\u9813\u7b2c\u4e8c\u5b9a\u5f8b\uff0c\u529b\u7b49\u65bc\u52d5\u91cf\u7684\u8b8a\u5316\u7387\uff0c\u96a8\u8457\u6ef4\u6c34\u5438\u6536\u9727\u6c23\uff0c\u6ef4\u6c34\u7684\u8cea\u91cf\u6703\u96a8\u8457\u901f\u5ea6\u7684\u8b8a\u5316\u800c\u589e\u52a0\uff0c\u56e0\u6b64\u589e\u9577\u7684\u901f\u7387\u6703\u96a8\u8457\u6ef4\u6c34\u7684\u5927\u5c0f\u548c\u901f\u5ea6\u800c\u6709\u6240\u4e0d\u540c\u3002\u7136\u5f8c\u5c0b\u627e\u4e00\u7a2e\u81ea\u76f8\u4f3c\u89e3\uff0c\u5728\u5176\u4e2d\u52a0\u901f\u70ba\u6046\u5b9a\uff1a\u5c07\u5176\u4ee3\u5165\u65b9\u7a0b\u4e26\u627e\u5230\u7b26\u5408\u65b9\u7a0b\u7684\u6046\u5b9a\u52a0\u901f\u503c\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>\u554f\u984c 19<\/strong><br \/>\u4e00\u689d\u7121\u8cea\u91cf\u7684\u7e69\u5b50\u7a7f\u904e\u4e00\u500b\u7121\u6469\u64e6\u7684\u6efe\u8f2a\u3002\u4e00\u96bb\u7334\u5b50\u63e1\u8457\u4e00\u7aef\uff1b\u4e00\u6279\u9999\u8549\u7684\u91cd\u91cf\u6070\u597d\u76f8\u540c\u652f\u6490\u8457\u53e6\u4e00\u7aef\u3002\u7334\u5b50\u958b\u59cb\u6500\u722c\uff0c\u9999\u8549\u6703\u767c\u751f\u4ec0\u9ebc\u60c5\u6cc1\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 \u7334\u5b50\u548c\u9999\u8549 -->\n<details class=\"hint\">\n  <summary>\u986f\u793a\u63d0\u793a<\/summary>\n  <div class=\"hint-body\">\n    <p>\u7e69\u5b50\u7684\u5f35\u529b\u5728\u7e69\u5b50\u7684\u5169\u7aef\u90fd\u662f\u76f8\u540c\u7684\uff0c\u5169\u500b\u8cea\u91cf\u90fd\u662f\u76f8\u540c\u7684\u3002\u5c07\u725b\u9813\u7b2c\u4e8c\u5b9a\u5f8b\u61c9\u7528\u65bc\u7334\u5b50\u548c\u9999\u8549\u5404\u81ea\uff1a\u7334\u5b50\u6500\u722c\u6642\u6703\u7522\u751f\u4efb\u4f55\u984d\u5916\u62c9\u529b\u7684\u91cf\uff0c\u9019\u500b\u984d\u5916\u62c9\u529b\u6703\u900f\u904e\u5f35\u529b\u5747\u52fb\u5206\u914d\u5230\u9999\u8549\u4e0a\u3002\u6bd4\u8f03\u5b83\u5011\u7684\u52a0\u901f\uff0c\u4e26\u7262\u8a18\u725b\u9813\u7b2c\u4e09\u5b9a\u5f8b\u3002<\/p>\n  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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>\u554f\u984c 20<\/strong><br \/>\u5728\u4e00\u6f6d\u5c0f\u6e56\u88e1\uff0c\u4f60\u5750\u5728\u4e00\u8258\u8239\u4e0a\uff0c\u62ff\u8457\u4e00\u500b\u91cd\u7684\u77f3\u982d\u3002\u8acb\u554f\u6c34\u4f4d\u5728\u6e56\u908a\u7684\u908a\u7de3\u4e0a\u6703\u4e0a\u5347\u3001\u4e0b\u964d\u6216\u4fdd\u6301\u4e0d\u8b8a\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>\u986f\u793a\u63d0\u793a<\/summary>\n    <div class=\"hint-body\">\n      <p>\u6bd4\u8f03\u5169\u7a2e\u72c0\u614b\u3002\u5728\u8239\u4e0a\u6642\uff0c\u77f3\u982d\u6703\u900f\u904e\u8239\u800c\u6f02\u6d6e\uff0c\u4e26\u56e0\u6b64\u5728\u6c34\u4e2d\u53d6\u4ee3\u81ea\u5df1\u7684\u91cd\u91cf\uff1b\u4e00\u65e6\u843d\u5230\u6c34\u5e95\uff0c\u5b83\u53ea\u6703\u53d6\u4ee3\u81ea\u5df1\u7684\u9ad4\u7a4d\u3002\u7531\u65bc\u77f3\u982d\u6bd4\u6c34\u5bc6\u5ea6\u66f4\u5927\uff0c\u8acb\u5224\u65b7\u54ea\u7a2e\u53d6\u4ee3\u91cf\u66f4\u5927\uff0c\u4e26\u4ee5\u6b64\u5224\u65b7\u6c34\u4f4d\u7684\u8b8a\u5316\u65b9\u5411\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\">\u60f3\u77e5\u9053\u5982\u4f55\u8b93\u9802\u5c16\u7533\u8acb\u8005\u5be6\u969b\u56de\u7b54\u9019\u4e9b\u554f\u984c\u55ce?<\/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>\u63d0\u793a\u53ef\u4ee5\u5e6b\u52a9\u4f60\u8d77\u6b65\uff0c\u4f46\u771f\u6b63\u7684\u9762\u8a66\u662f\u5982\u4f55\u5728\u58d3\u529b\u4e0b\u53e3\u982d\u4e0a\u5408\u7406\u5730\u63a8\u7406\u3002\u725b\u528d\u7562\u696d\u7684\u5c0e\u5e2b\u53ef\u4ee5\u9032\u884c\u73fe\u5be6\u5316\u7684\u55ae\u4eba\u6a21\u64ec\u9762\u8a66\uff0c\u9010\u6b65\u89e3\u91cb\u6bcf\u500b\u554f\u984c\u80cc\u5f8c\u7684\u5b8c\u6574\u65b9\u6cd5\uff0c\u4e26\u63d0\u4f9b\u53cd\u994b\uff0c\u5c07\u512a\u79c0\u7684\u7b54\u6848\u8f49\u5316\u70ba\u9304\u53d6\u901a\u77e5\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\" data-id=\"cc77e23\" 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\t\t<div class=\"elementor-element elementor-element-b49ae8c elementor-align-center elementor-widget elementor-widget-button\" data-id=\"b49ae8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/claviseducation.com\/zh-hant\/%e8%81%af%e7%b5%a1%e6%88%91%e5%80%91\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u806f\u7d61\u6211\u5011<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aed9ce9 elementor-widget elementor-widget-spacer\" data-id=\"aed9ce9\" 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<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u4e8c\u5341\u500b\u725b\u528d\u7269\u7406\u5165\u5b78\u6e2c\u9a57\u554f\u984c\uff0c\u6bcf\u500b\u554f\u984c\u90fd\u6709\u6e05\u6670\u7684\u5716\u8868\u548c\u53ef\u9078\u7684\u63d0\u793a\uff0c\u7531\u6211\u5011\u7684\u725b\u528d\u7562\u696d\u5c0e\u5e2b\u64b0\u5beb\u548c\u63d2\u5716\u3002 \u554f\u984c 1\u7db2\u7403 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2408","page","type-page","status-publish","hentry"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/pages\/2408","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/comments?post=2408"}],"version-history":[{"count":3,"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/pages\/2408\/revisions"}],"predecessor-version":[{"id":6349,"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/pages\/2408\/revisions\/6349"}],"wp:attachment":[{"href":"https:\/\/claviseducation.com\/zh-hant\/wp-json\/wp\/v2\/media?parent=2408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}