{"id":23466,"date":"2026-07-04T17:14:43","date_gmt":"2026-07-04T09:14:43","guid":{"rendered":"https:\/\/openhub365.cn\/?p=23466"},"modified":"2026-07-14T10:13:23","modified_gmt":"2026-07-14T02:13:23","slug":"5-%e6%89%98%e7%a6%8f%e8%af%8d%e6%b1%87%ef%bc%9a%e5%9f%ba%e7%a1%80%e7%89%a9%e7%90%86%e5%ad%a6%e3%80%81%e8%83%bd%e9%87%8f%e4%b8%8e%e5%8a%9b%e5%ad%a6","status":"publish","type":"post","link":"https:\/\/openhub365.cn\/index.php\/2026\/07\/04\/5-%e6%89%98%e7%a6%8f%e8%af%8d%e6%b1%87%ef%bc%9a%e5%9f%ba%e7%a1%80%e7%89%a9%e7%90%86%e5%ad%a6%e3%80%81%e8%83%bd%e9%87%8f%e4%b8%8e%e5%8a%9b%e5%ad%a6\/","title":{"rendered":"5.\u6258\u798f\u8bcd\u6c47\uff1a\u57fa\u7840\u7269\u7406\u5b66\u3001\u80fd\u91cf\u4e0e\u529b\u5b66"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4e86\u89e3\u66f4\u591a<a href=\"https:\/\/openhub365.cn\/index.php\/2026\/07\/04\/%e6%89%98%e7%a6%8f%ef%bc%9a%e7%a4%be%e4%bc%9a%e4%ba%ba%e6%96%87%e7%a4%be%e7%a7%91%e8%af%8d%e6%b1%87%e7%9b%ae%e5%bd%95\/\" data-type=\"post\" data-id=\"23395\">\u6258\u798f\uff1a\u793e\u4f1a\u4eba\u6587\u793e\u79d1\u8bcd\u6c47\u76ee\u5f55<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.&nbsp;physics<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8f\u026az\u026aks\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u7269\u7406\u5b66\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7814\u7a76\u7269\u8d28\u3001\u80fd\u91cf\u3001\u529b\u3001\u8fd0\u52a8\u53ca\u5176\u76f8\u4e92\u4f5c\u7528\u7684\u57fa\u7840\u81ea\u7136\u5b66\u79d1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aPhysics explains the rules governing all motion and energy on Earth.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7269\u7406\u5b66\u9610\u91ca\u652f\u914d\u5730\u7403\u4e0a\u6240\u6709\u8fd0\u52a8\u4e0e\u80fd\u91cf\u7684\u89c4\u5f8b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.&nbsp;force<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/f\u0254\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6539\u53d8\u7269\u4f53\u8fd0\u52a8\u72b6\u6001\u6216\u4f7f\u7269\u4f53\u53d1\u751f\u5f62\u53d8\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA pushing or pulling action applies force to an object.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a8\u6216\u62c9\u7684\u52a8\u4f5c\u90fd\u4f1a\u5bf9\u7269\u4f53\u65bd\u52a0\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3.&nbsp;motion<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8m\u0259\u028a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u8fd0\u52a8\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u4f4d\u7f6e\u968f\u65f6\u95f4\u53d1\u751f\u53d8\u5316\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aNewton\u2019s three laws describe the basic rules of motion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u725b\u987f\u4e09\u5927\u5b9a\u5f8b\u63cf\u8ff0\u8fd0\u52a8\u7684\u57fa\u672c\u6cd5\u5219\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4.&nbsp;velocity<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/v\u0259\u02c8l\u0252s\u0259ti\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u901f\u5ea6\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5e26\u6709\u8fd0\u52a8\u65b9\u5411\u7684\u77ac\u65f6\u4f4d\u79fb\u901f\u7387\uff0c\u77e2\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWind velocity includes both speed and moving direction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u98ce\u901f\u5305\u542b\u901f\u7387\u4e0e\u8fd0\u52a8\u65b9\u5411\u4e24\u5c42\u542b\u4e49\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5.&nbsp;speed<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/spi\u02d0d\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u901f\u7387\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u79fb\u52a8\u5feb\u6162\u7684\u6570\u503c\uff0c\u65e0\u65b9\u5411\u6807\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe speed of light is the fastest known in the universe.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5149\u901f\u662f\u5b87\u5b99\u5df2\u77e5\u6700\u5feb\u7684\u901f\u7387\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6.&nbsp;acceleration<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u0259k\u02ccsel\u0259\u02c8re\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u52a0\u901f\u5ea6\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5355\u4f4d\u65f6\u95f4\u5185\u901f\u5ea6\u7684\u53d8\u5316\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe acceleration of falling objects on Earth is constant.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5730\u7403\u4e0a\u843d\u4f53\u7684\u52a0\u901f\u5ea6\u662f\u6052\u5b9a\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7.&nbsp;mass<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/m\u00e6s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u8d28\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u6240\u542b\u7269\u8d28\u7684\u603b\u91cf\uff0c\u4e0d\u968f\u73af\u5883\u6539\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAn object\u2019s mass stays the same on Earth and the Moon.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7269\u4f53\u7684\u8d28\u91cf\u5728\u5730\u7403\u548c\u6708\u7403\u4e0a\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">8.&nbsp;weight<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/we\u026at\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u91cd\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u53d7\u5f15\u529b\u4ea7\u751f\u7684\u5411\u4e0b\u4f5c\u7528\u529b\uff0c\u968f\u5f15\u529b\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aYour weight becomes smaller in low-gravity space.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4f4e\u91cd\u529b\u592a\u7a7a\u91cc\u4f60\u7684\u91cd\u91cf\u4f1a\u53d8\u5c0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">9.&nbsp;gravity<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u0261r\u00e6v\u0259ti\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u91cd\u529b\uff1b\u4e07\u6709\u5f15\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6709\u8d28\u91cf\u7269\u4f53\u95f4\u76f8\u4e92\u5438\u5f15\u7684\u57fa\u7840\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aGravity pulls all objects toward the center of the planet.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u529b\u5c06\u6240\u6709\u7269\u4f53\u62c9\u5411\u884c\u661f\u4e2d\u5fc3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">10.&nbsp;friction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8fr\u026ak\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6469\u64e6\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4e24\u63a5\u89e6\u7269\u4f53\u76f8\u5bf9\u8fd0\u52a8\u65f6\u4ea7\u751f\u7684\u963b\u788d\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aFriction slows down a sliding ball on the ground.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6469\u64e6\u529b\u51cf\u7f13\u5730\u9762\u6ed1\u52a8\u5c0f\u7403\u7684\u901f\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">11.&nbsp;inertia<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u026a\u02c8n\u025c\u02d0\u0283\u0259\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u60ef\u6027\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u4fdd\u6301\u539f\u6709\u9759\u6b62\u6216\u5300\u901f\u8fd0\u52a8\u72b6\u6001\u7684\u56fa\u6709\u5c5e\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSeat belts reduce injuries caused by vehicle inertia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b89\u5168\u5e26\u51cf\u8f7b\u8f66\u8f86\u60ef\u6027\u5e26\u6765\u7684\u4f24\u5bb3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">12.&nbsp;momentum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/m\u0259\u02c8ment\u0259m\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u52a8\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u8d28\u91cf\u4e0e\u901f\u5ea6\u76f8\u4e58\u5f97\u5230\u7684\u7269\u7406\u91cf\uff0c\u9075\u5faa\u5b88\u6052\u5b9a\u5f8b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWhen two balls collide, their total momentum remains unchanged.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e24\u7403\u78b0\u649e\u65f6\u603b\u52a8\u91cf\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">13.&nbsp;energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u80fd\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u505a\u529f\u7684\u80fd\u529b\uff0c\u5b58\u5728\u591a\u79cd\u5f62\u5f0f\u4e14\u53ef\u76f8\u4e92\u8f6c\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aEnergy cannot be created or destroyed, only transformed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u80fd\u91cf\u65e0\u6cd5\u521b\u9020\u6216\u6d88\u706d\uff0c\u53ea\u80fd\u76f8\u4e92\u8f6c\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">14.&nbsp;kinetic energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u026a\u02c8net\u026ak \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u52a8\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u56e0\u8fd0\u52a8\u800c\u5177\u5907\u7684\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA rolling bicycle stores a large amount of kinetic energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u884c\u9a76\u7684\u81ea\u884c\u8f66\u50a8\u5b58\u5927\u91cf\u52a8\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">15.&nbsp;potential energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/p\u0259\u02c8ten\u0283l \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u52bf\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u56e0\u4f4d\u7f6e\u3001\u5f62\u53d8\u50a8\u5b58\u7684\u9759\u6001\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA ball held high has gravitational potential energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3e\u9ad8\u7684\u5c0f\u7403\u62e5\u6709\u91cd\u529b\u52bf\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">16.&nbsp;mechanical energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/m\u0259\u02c8k\u00e6n\u026akl \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u673a\u68b0\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u52a8\u80fd\u4e0e\u52bf\u80fd\u7684\u603b\u548c\uff0c\u673a\u68b0\u8fd0\u52a8\u76f8\u5173\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWithout friction, mechanical energy will be fully conserved.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e0\u6469\u64e6\u529b\u65f6\u673a\u68b0\u80fd\u5b8c\u5168\u5b88\u6052\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">17.&nbsp;conservation of energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cck\u0252ns\u0259\u02c8ve\u026a\u0283n \u0259v \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u80fd\u91cf\u4ec5\u8f6c\u6362\u5f62\u5f0f\uff0c\u603b\u91cf\u6c38\u4e45\u4e0d\u53d8\u7684\u7269\u7406\u89c4\u5f8b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe conservation of energy is one of the core physical laws.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u80fd\u91cf\u5b88\u6052\u5b9a\u5f8b\u662f\u6838\u5fc3\u7269\u7406\u5b9a\u5f8b\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">18.&nbsp;work<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/w\u025c\u02d0k\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u529f\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u529b\u4f7f\u7269\u4f53\u53d1\u751f\u4f4d\u79fb\u65f6\u6240\u6d88\u8017\u7684\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aLifting heavy boxes requires people to do plenty of work.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u642c\u8fd0\u91cd\u7bb1\u5b50\u9700\u8981\u4eba\u505a\u5927\u91cf\u7684\u529f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">19.&nbsp;power<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8pa\u028a\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u529f\u7387\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5355\u4f4d\u65f6\u95f4\u5185\u5b8c\u6210\u529f\u7684\u591a\u5c11\uff0c\u8861\u91cf\u505a\u529f\u5feb\u6162\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMachines with high power finish labor quickly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u529f\u7387\u673a\u5668\u80fd\u5feb\u901f\u5b8c\u6210\u52b3\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">20.&nbsp;collision<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u0259\u02c8l\u026a\u0292n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u78b0\u649e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4e24\u7269\u4f53\u9ad8\u901f\u63a5\u89e6\u3001\u76f8\u4e92\u6324\u538b\u51b2\u51fb\u7684\u529b\u5b66\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aElastic collision keeps both momentum and kinetic energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f39\u6027\u78b0\u649e\u540c\u65f6\u5b88\u6052\u52a8\u91cf\u4e0e\u52a8\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">21.&nbsp;elastic<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u026a\u02c8l\u00e6st\u026ak\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5f39\u6027\u7684\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u5f62\u5bb9\u8bcd(adj.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u53d7\u529b\u5f62\u53d8\u540e\u53ef\u5b8c\u5168\u6062\u590d\u539f\u59cb\u5f62\u6001\u7684\u7269\u4f53\u7279\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aRubber bands are elastic and stretch easily.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a61\u76ae\u7b4b\u5bcc\u6709\u5f39\u6027\uff0c\u5f88\u5bb9\u6613\u62c9\u4f38\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">22.&nbsp;tension<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8ten\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u62c9\u529b\uff1b\u5f20\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7ef3\u7d22\u3001\u5f39\u7c27\u7b49\u62c9\u4f38\u7269\u4f53\u5185\u90e8\u4ea7\u751f\u7684\u6536\u7f29\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe tension of the rope supports the hanging weight.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ef3\u7d22\u7684\u62c9\u529b\u6258\u4f4f\u60ac\u6302\u91cd\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">23.&nbsp;pressure<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8pre\u0283\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u538b\u5f3a\uff1b\u538b\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5355\u4f4d\u9762\u79ef\u4e0a\u627f\u53d7\u7684\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aDeep sea water creates extremely high pressure on submarines.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6df1\u6d77\u6d77\u6c34\u5bf9\u6f5c\u8247\u4ea7\u751f\u6781\u5f3a\u538b\u5f3a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">24.&nbsp;equilibrium<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cci\u02d0kw\u026a\u02c8l\u026abri\u0259m\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5e73\u8861\u72b6\u6001\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u5408\u529b\u4e3a\u96f6\uff0c\u4fdd\u6301\u9759\u6b62\u6216\u5300\u901f\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA stationary table stays in mechanical equilibrium.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9759\u6b62\u7684\u684c\u5b50\u5904\u4e8e\u529b\u5b66\u5e73\u8861\u72b6\u6001\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">25.&nbsp;vector<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8vekt\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u77e2\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u540c\u65f6\u5177\u5907\u5927\u5c0f\u4e0e\u65b9\u5411\u7684\u7269\u7406\u91cf\uff0c\u5982\u529b\u3001\u901f\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aForce and acceleration are typical vector quantities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u529b\u548c\u52a0\u901f\u5ea6\u662f\u5178\u578b\u77e2\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">26.&nbsp;scalar<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8ske\u026al\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6807\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4ec5\u5177\u5907\u6570\u503c\u5927\u5c0f\u3001\u65e0\u65b9\u5411\u7684\u7269\u7406\u91cf\uff0c\u5982\u8d28\u91cf\u3001\u6e29\u5ea6\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMass, time and energy all belong to scalars.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8d28\u91cf\u3001\u65f6\u95f4\u3001\u80fd\u91cf\u90fd\u5c5e\u4e8e\u6807\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">27.&nbsp;gravity acceleration<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u0261r\u00e6v\u0259ti \u0259k\u02ccsel\u0259\u02c8re\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u91cd\u529b\u52a0\u901f\u5ea6\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5730\u8868\u7269\u4f53\u81ea\u7531\u4e0b\u843d\u7684\u6052\u5b9a\u52a0\u901f\u5ea6\u6570\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aGravity acceleration slightly differs at different latitudes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0d\u540c\u7eac\u5ea6\u7684\u91cd\u529b\u52a0\u901f\u5ea6\u5b58\u5728\u5fae\u5c0f\u5dee\u5f02\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">28.&nbsp;torque<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/t\u0254\u02d0k\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u626d\u77e9\uff1b\u529b\u77e9\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4fc3\u4f7f\u7269\u4f53\u53d1\u751f\u65cb\u8f6c\u8fd0\u52a8\u7684\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWrenches produce torque to twist tight screws loose.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6273\u624b\u4ea7\u751f\u529b\u77e9\u62e7\u677e\u7d27\u56fa\u87ba\u4e1d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">29.&nbsp;rotation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/r\u0259\u028a\u02c8te\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u65cb\u8f6c\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u7ed5\u81ea\u8eab\u56fa\u5b9a\u8f74\u5fc3\u7684\u5706\u5468\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe rotation of a wheel relies on torque from the engine.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f66\u8f6e\u7684\u65cb\u8f6c\u4f9d\u9760\u53d1\u52a8\u673a\u8f93\u51fa\u7684\u626d\u77e9\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">30.&nbsp;centrifugal force<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccsentr\u026a\u02c8fju\u02d0\u0261l f\u0254\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u79bb\u5fc3\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u65cb\u8f6c\u53c2\u8003\u7cfb\u4e2d\u4ea7\u751f\u5411\u5916\u7684\u865a\u62df\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCentrifugal force pushes water out from spinning laundry.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u79bb\u5fc3\u529b\u5c06\u6c34\u7529\u51fa\u65cb\u8f6c\u7684\u8863\u7269\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">31.&nbsp;centripetal force<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccsentr\u026a\u02c8pi\u02d0tl f\u0254\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5411\u5fc3\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7ef4\u6301\u7269\u4f53\u5706\u5468\u8fd0\u52a8\u3001\u6307\u5411\u5706\u5fc3\u7684\u771f\u5b9e\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aTension acts as centripetal force for a ball swung on a string.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u62c9\u529b\u5145\u5f53\u7ef3\u7529\u5c0f\u7403\u5706\u5468\u8fd0\u52a8\u7684\u5411\u5fc3\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">32.&nbsp;thermal energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8\u03b8\u025c\u02d0ml \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u70ed\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5fae\u89c2\u7c92\u5b50\u65e0\u89c4\u5219\u70ed\u8fd0\u52a8\u6240\u8574\u542b\u7684\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aFriction converts mechanical energy into thermal energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6469\u64e6\u529b\u5c06\u673a\u68b0\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">33.&nbsp;heat<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/hi\u02d0t\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u70ed\u91cf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6e29\u5dee\u4f5c\u7528\u4e0b\u4f20\u9012\u7684\u70ed\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aHeat flows naturally from hot objects to cold ones.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u70ed\u91cf\u4f1a\u81ea\u53d1\u4ece\u9ad8\u6e29\u7269\u4f53\u6d41\u5411\u4f4e\u6e29\u7269\u4f53\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">34.&nbsp;conduction<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u0259n\u02c8d\u028ck\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u70ed\u4f20\u5bfc\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u56fa\u4f53\u5185\u90e8\u7c92\u5b50\u63a5\u89e6\u4f20\u9012\u70ed\u91cf\u7684\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMetal cookers transfer heat fast through conduction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u91d1\u5c5e\u53a8\u5177\u4f9d\u9760\u70ed\u4f20\u5bfc\u5feb\u901f\u4f20\u9012\u70ed\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">35.&nbsp;convection<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u0259n\u02c8vek\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u70ed\u5bf9\u6d41\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6db2\u4f53\u3001\u6c14\u4f53\u51b7\u70ed\u6d41\u4f53\u6d41\u52a8\u4ea4\u6362\u70ed\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAir convection creates wind and weather changes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7a7a\u6c14\u5bf9\u6d41\u5f62\u6210\u98ce\u548c\u5929\u6c14\u53d8\u5316\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">36.&nbsp;radiation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccre\u026adi\u02c8e\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u70ed\u8f90\u5c04\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u65e0\u9700\u4ecb\u8d28\uff0c\u4f9d\u9760\u7535\u78c1\u6ce2\u4f20\u9012\u70ed\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe Sun warms Earth via thermal radiation across space.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u9633\u901a\u8fc7\u592a\u7a7a\u70ed\u8f90\u5c04\u6e29\u6696\u5730\u7403\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">37.&nbsp;elastic potential energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u026a\u02c8l\u00e6st\u026ak p\u0259\u02c8ten\u0283l \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5f39\u6027\u52bf\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5f39\u6027\u7269\u4f53\u53d1\u751f\u5f62\u53d8\u50a8\u5b58\u7684\u52bf\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA compressed spring holds large elastic potential energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u88ab\u538b\u7f29\u7684\u5f39\u7c27\u50a8\u5b58\u5927\u91cf\u5f39\u6027\u52bf\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">38.&nbsp;gravitational potential energy<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02cc\u0261r\u00e6v\u0259\u02c8te\u026a\u0283nl p\u0259\u02c8ten\u0283l \u02c8en\u0259d\u0292i\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u91cd\u529b\u52bf\u80fd\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u76f8\u5bf9\u9ad8\u5ea6\u5e26\u6765\u7684\u52bf\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aWater stored on high dams has huge gravitational potential energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ad8\u575d\u50a8\u5b58\u7684\u6c34\u62e5\u6709\u5de8\u5927\u91cd\u529b\u52bf\u80fd\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">39.&nbsp;compression<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/k\u0259m\u02c8pre\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u538b\u7f29\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5916\u529b\u6324\u538b\u4f7f\u7269\u4f53\u4f53\u79ef\u7f29\u5c0f\u7684\u5f62\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aThe compression of a spring stores elastic energy.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f39\u7c27\u7684\u538b\u7f29\u5f62\u53d8\u50a8\u5b58\u5f39\u6027\u80fd\u91cf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">40.&nbsp;deformation<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02ccdi\u02d0f\u0254\u02d0\u02c8me\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5f62\u53d8\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5916\u529b\u4f5c\u7528\u4e0b\u7269\u4f53\u5f62\u72b6\u3001\u5c3a\u5bf8\u53d1\u751f\u6539\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSmall deformation will disappear once external force is removed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u529b\u6d88\u5931\u540e\u5fae\u5c0f\u5f62\u53d8\u4f1a\u6062\u590d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">41.&nbsp;uniform motion<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8ju\u02d0n\u026af\u0254\u02d0m \u02c8m\u0259\u028a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5300\u901f\u8fd0\u52a8\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u901f\u5ea6\u5927\u5c0f\u3001\u65b9\u5411\u5168\u7a0b\u4e0d\u53d8\u7684\u76f4\u7ebf\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAn object with zero net force keeps uniform motion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5408\u5916\u529b\u4e3a\u96f6\u7684\u7269\u4f53\u4fdd\u6301\u5300\u901f\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">42.&nbsp;free fall<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/fri\u02d0 f\u0254\u02d0l\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u81ea\u7531\u843d\u4f53\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4ec5\u53d7\u91cd\u529b\u3001\u5ffd\u7565\u7a7a\u6c14\u963b\u529b\u7684\u4e0b\u843d\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aAll objects have the same acceleration in free fall.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u7531\u843d\u4f53\u4e2d\u6240\u6709\u7269\u4f53\u52a0\u901f\u5ea6\u4e00\u81f4\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">43.&nbsp;net force<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/net f\u0254\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5408\u5916\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u7269\u4f53\u53d7\u5230\u6240\u6709\u5916\u529b\u53e0\u52a0\u540e\u7684\u603b\u4f5c\u7528\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aZero net force means the object\u2019s motion will not change.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5408\u5916\u529b\u4e3a\u96f6\u4ee3\u8868\u7269\u4f53\u8fd0\u52a8\u72b6\u6001\u4e0d\u53d8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">44.&nbsp;lever<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8li\u02d0v\u0259(r)\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6760\u6746\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u4f9d\u9760\u529b\u77e9\u7701\u529b\u7684\u57fa\u7840\u7b80\u5355\u673a\u68b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA seesaw is a typical lever in daily life.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8df7\u8df7\u677f\u662f\u751f\u6d3b\u4e2d\u5178\u578b\u7684\u6760\u6746\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">45.&nbsp;pulley<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8p\u028ali\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6ed1\u8f6e\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u6539\u53d8\u62c9\u529b\u65b9\u5411\u3001\u5206\u62c5\u91cd\u91cf\u7684\u7b80\u6613\u673a\u68b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aCranes use pulleys to lift heavy building materials.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8d77\u91cd\u673a\u4f9d\u9760\u6ed1\u8f6e\u540a\u8fd0\u6c89\u91cd\u5efa\u6750\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">46.&nbsp;inclined plane<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u026an\u02c8kla\u026and ple\u026an\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u659c\u9762\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u5e73\u7f13\u659c\u5761\uff0c\u901a\u8fc7\u5ef6\u957f\u8ddd\u79bb\u51cf\u5c0f\u63d0\u5347\u7269\u4f53\u6240\u9700\u62c9\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aRamps for wheelchairs are designed as inclined planes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8f6e\u6905\u5761\u9053\u4f9d\u636e\u659c\u9762\u539f\u7406\u8bbe\u8ba1\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">47.&nbsp;friction force<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8fr\u026ak\u0283n f\u0254\u02d0s\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u6469\u64e6\u529b\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u63a5\u89e6\u9762\u963b\u788d\u76f8\u5bf9\u6ed1\u52a8\u7684\u963b\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aSmooth ground reduces friction force while rough ground increases it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5149\u6ed1\u5730\u9762\u51cf\u5c0f\u6469\u64e6\u529b\uff0c\u7c97\u7cd9\u5730\u9762\u589e\u5927\u6469\u64e6\u529b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">48.&nbsp;dissipate<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8d\u026as\u026ape\u026at\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u8017\u6563\uff1b\u635f\u8017\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u52a8\u8bcd(v.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u673a\u68b0\u80fd\u8f6c\u5316\u4e3a\u70ed\u80fd\u3001\u5149\u80fd\u7b49\u6563\u5931\u635f\u8017\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aMechanical energy dissipates as heat due to friction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u673a\u68b0\u80fd\u56e0\u6469\u64e6\u4ee5\u70ed\u91cf\u5f62\u5f0f\u8017\u6563\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">49.&nbsp;uniform acceleration<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/\u02c8ju\u02d0n\u026af\u0254\u02d0m \u0259k\u02ccsel\u0259\u02c8re\u026a\u0283n\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u5300\u52a0\u901f\u8fd0\u52a8\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u52a0\u901f\u5ea6\u6570\u503c\u3001\u65b9\u5411\u6052\u5b9a\u7684\u53d8\u901f\u76f4\u7ebf\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aFree fall near the ground counts as uniform acceleration.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd1\u5730\u81ea\u7531\u843d\u4f53\u5c5e\u4e8e\u5300\u52a0\u901f\u8fd0\u52a8\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">50.&nbsp;mechanical system<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/m\u0259\u02c8k\u00e6n\u026akl \u02c8s\u026ast\u0259m\/<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3010\u529b\u5b66\u7cfb\u7edf\u3011<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bcd\u6027\uff1a\u540d\u8bcd\u77ed\u8bed(n.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89e3\u6790\uff1a\u591a\u4e2a\u76f8\u4e92\u53d7\u529b\u3001\u76f8\u4e92\u8fd0\u52a8\u7269\u4f53\u6784\u6210\u7684\u6574\u4f53\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u53e5\uff1aA cart with rolling wheels forms a simple mechanical system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e26\u6eda\u8f6e\u7684\u5c0f\u8f66\u6784\u6210\u7b80\u5355\u529b\u5b66\u7cfb\u7edf\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bf7\u70b9\u51fb\u8fd4\u56de\u9996\u9875<a 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data-id=\"23479\">\u6258\u798f\uff1a\u81ea\u7136\u7406\u5de5\u5b66\u79d1\u8bcd\u6c47\u76ee\u5f55<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u66f4\u591a\u6258\u798f\uff1a\u793e\u4f1a\u4eba\u6587\u793e\u79d1\u8bcd\u6c47&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[484],"tags":[],"class_list":["post-23466","post","type-post","status-publish","format-standard","hentry","category-484"],"_links":{"self":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts\/23466","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/comments?post=23466"}],"version-history":[{"count":0,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/posts\/23466\/revisions"}],"wp:attachment":[{"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/media?parent=23466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/categories?post=23466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/openhub365.cn\/index.php\/wp-json\/wp\/v2\/tags?post=23466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}