{"id":1165,"date":"2022-08-27T01:41:33","date_gmt":"2022-08-26T16:41:33","guid":{"rendered":"https:\/\/torisetudy.com\/?page_id=1165"},"modified":"2025-04-03T21:25:05","modified_gmt":"2025-04-03T12:25:05","slug":"%e5%8a%a0%e9%80%9f%e5%ba%a6","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=1165","title":{"rendered":"\u52a0\u901f\u5ea6"},"content":{"rendered":"\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#i\"><span class=\"toc_number toc_depth_1\">1<\/span> \u52a0\u901f\u5ea6<\/a><\/li><li><a href=\"#i-2\"><span class=\"toc_number toc_depth_1\">2<\/span> \u901f\u5ea6\u3068\u52a0\u901f\u5ea6<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"i\">\u52a0\u901f\u5ea6<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u5834\u5408<\/h3>\n\n\n\n<p>\u3055\u3066\uff0c\u4eca\u5ea6\u306f\u8eca\u306e\u3088\u3046\u306b\u901f\u5ea6\u304c\u3069\u3093\u3069\u3093\u5909\u5316\u3059\u308b\u5834\u5408\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon1 clearfix\"><div class=\"st-kaiwa-face\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u5b8c\u6210\u30a2\u30a4\u30b3\u30f3.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name\">\u7fbd\u767d<\/div><\/div><div class=\"st-kaiwa-area\"><div class=\"st-kaiwa-hukidashi\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u3088\u304f\u8eca\u306a\u3069\u306b\u4e57\u3063\u3066\u3044\u3066\u30b9\u30d4\u30fc\u30c9\u304c\u3069\u3093\u3069\u3093\u4e0a\u304c\u3063\u3066\u3044\u304f\u3068\u300c\u52a0\u901f\u3057\u3066\u3044\u308b\u300d\u306a\u3093\u3066\u8868\u73fe\u3092\u4f7f\u3044\u307e\u3059\u3088\u306d\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u901f\u5ea6\u306e\u5909\u5316\u306b\u3064\u3044\u3066\u52a0\u901f\u5ea6\u3068\u3044\u3046\u3082\u306e\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5177\u4f53\u4f8b<\/h3>\n\n\n\n<p>\u901f\u5ea6\u304c\u4e00\u5b9a\u6642\u9593\u3054\u3068\u306b $10\\punit{km\/h}$ \u305a\u3064\u5897\u3048\u3066\u3044\u304f\u5834\u5408\u3067\u8003\u3048\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$0\\punit{km\/h}\\to10\\punit{km\/h}\\to20\\punit{km\/h}\\to30\\punit{km\/h}\\to\\cdots$$<\/p>\n\n\n\n<p>\u306e\u3088\u3046\u306b\u901f\u5ea6\u304c\u5909\u5316\u3059\u308b\u5834\u5408\uff0c\u901f\u5ea6\u306e\u5897\u3048\u65b9\uff08\u901f\u5ea6\u306e\u52a0\u308f\u308a\u65b9\uff09\u306f\u4e00\u5b9a\u3067\u3059\u3002\u3053\u306e\u3068\u304d\u306f\u52a0\u901f\u306e\u5ea6\u5408\u3044\u306f\u5b9a\u6570\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\uff0c\u901f\u5ea6\u306e\u5897\u3048\u65b9\u304c\u4e00\u5b9a\u6642\u9593\u3054\u3068\u306b\uff0c<\/p>\n\n\n\n<p>$$10\\punit{km\/h},\\,20\\punit{km\/h},\\,30\\punit{km\/h},\\,\\ldots$$<\/p>\n\n\n\n<p>\u306e\u3088\u3046\u306b\u5897\u3048\u3066\u3044\u3063\u305f\u5834\u5408\u306f\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u7269\u4f53\u306e\u901f\u5ea6\u306f\uff0c<\/p>\n\n\n\n<p class=\"scroll\">$$0\\punit{km\/h}\\to10\\punit{km\/h}\\to30\\punit{km\/h}\\to60\\punit{km\/h}\\to\\cdots$$<\/p>\n\n\n\n<p>\u3068\u306a\u308a\u307e\u3059\u3002\u901f\u5ea6\u306e\u5897\u3048\u65b9\u304c\u300c\u5897\u3048\u3066\u3044\u308b\u300d\u306e\u3067\uff0c\u52a0\u901f\u306e\u5ea6\u5408\u3044\u306f\u6642\u9593\u306b\u3088\u3063\u3066\u5909\u5316\u3059\u308b\u300c\u5897\u52a0\u95a2\u6570\u300d\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52a0\u901f\u5ea6\u306e\u5b9a\u7fa9<\/h3>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306a\uff0c\u52a0\u901f\u306e\u5ea6\u5408\u3044\u3092\u5f0f\u3067\u8868\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u52a0\u901f\u306e\u5ea6\u5408\u3044\u306f\uff0c\u300c\u3042\u308b\u6642\u9593\u306e\u9593\u306b\u3069\u308c\u3060\u3051\u901f\u5ea6\u304c\u5909\u5316\u3057\u305f\u304b\u300d\u3092\u8868\u3059\u306e\u3067\uff0c$$\\bun{\\varDelta v}{\\varDelta t}=\\bun{v(t+\\varDelta t)-v(t)}{\\varDelta t}$$\u3068\u3059\u308c\u3070\u3088\u3055\u305d\u3046\u3067\u3059\u304c\uff0c\u901f\u5ea6\u3092\u8003\u3048\u305f\u5834\u5408\u3068\u540c\u69d8\u306b $\\varDelta t$ \u304c\u5927\u304d\u304f\u306a\u3063\u3066\u3057\u307e\u3063\u3066\u306f\u56f0\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-memo clip-memobox has-icon-label post-hashiro-problem\" style=\"color:#000;background-color:#fafafa\"><div class=\"clip-fonticon\" style=\"color:#919191;border-color:#9191914d\"><i class=\"st-fa st-svg-emotion-frown st-css-no\" data-icon-label=\"\u554f\u984c\u70b9\" aria-hidden=\"\"><\/i><\/div><div class=\"clip-memotext\" style=\"color:#000\">\n<p> \u52a0\u901f\u306e\u5ea6\u5408\u3044\u3092\u8003\u3048\u308b\u969b\u3082\uff0c$\\varDelta t$ \u304c\u5927\u304d\u3059\u304e\u308b\u3068\u6b63\u78ba\u306b\u8868\u73fe\u3067\u304d\u306a\u3044\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u305d\u3053\u3067\uff0c\u77ac\u9593\u306e\u901f\u5ea6\u3092\u8003\u3048\u305f\u3068\u304d\u3068\u540c\u3058\u3088\u3046\u306b\uff0c\u5341\u5206\u77ed\u3044\u6642\u9593\u3067\u8003\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\uff0c\u901f\u5ea6\u306e\uff08\u77ac\u9593\u306e\uff09\u5909\u5316\u7387\u3092\u8003\u3048\u3066\uff0c\u3053\u308c\u3092<span class=\"st-mymarker-s\">\u52a0\u901f\u5ea6<\/span>\u3068\u547c\u3076\u3053\u3068\u306b\u3057\u307e\u3059\u3002\u52a0\u901f\u5ea6\u306f $a$ \u306e\u6587\u5b57\u3092\u4f7f\u3063\u3066\u8868\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u52a0\u901f\u5ea6$a$ \u3082\u6642\u523b$t$ \u306e\u95a2\u6570\u306b\u306a\u308a\u307e\u3059\u306e\u3067\uff0c$a(t)$ \u3068\u304b\u304f\u3053\u3068\u304c\u3067\u304d\uff0c\u305d\u306e\u5b9a\u7fa9\u304b\u3089\uff0c$$a(t)=\\lim\\limits_{\\varDelta t\\to0}\\Bun{\\varDelta v}{\\varDelta t}=\\bun{\\dv}{\\dt}$$\u3068\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f4d\u7f6e\u3092\u6642\u9593\u3067\u5fae\u5206\u3057\u305f\u3082\u306e\u304c\u901f\u5ea6\u3067\uff0c\u305d\u308c\u3092\u3055\u3089\u306b\u3082\u3046\u4e00\u5ea6\u6642\u9593\u3067\u5fae\u5206\uff08\u3064\u307e\u308a\u4f4d\u7f6e\u3092\u6642\u9593\u3067\u4e8c\u968e\u5fae\u5206\uff09\u3057\u305f\u3082\u306e\u304c\u52a0\u901f\u5ea6\u3067\u3059\u306e\u3067\uff0c\u5358\u4f4d\u306f $\\mss$ \u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4f4d\u7f6e\u306e\u5909\u5316\u7387\u3092\u901f\u5ea6\u3068\u5b9a\u7fa9\u3057\u305f\u306e\u3068\u540c\u69d8\uff0c\u901f\u5ea6\u306e\u5909\u5316\u7387\u3092\u52a0\u901f\u5ea6\u3068\u5b9a\u7fa9\u3057\u305f\u308f\u3051\u3067\u3059\u3002\u65e5\u672c\u8a9e\u3067\u8868\u73fe\u3059\u308b\u3068\uff0c\u300c\u5358\u4f4d\u6642\u9593\uff08$1$\u79d2\u9593\uff09\u3042\u305f\u308a\u306e\u901f\u5ea6\u306e\u5909\u5316\u91cf\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-point\" style=\"background-color:#fff;border-color:#ff7f50\"><p class=\"st-mybox-title\" style=\"color:#ff7f50;font-weight:bold;text-shadow:#fff 3px 0px 0px, #fff 2.83487px .981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff .705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px .42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff .850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background:linear-gradient(0deg, #fff 0%, #fff 55%, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0) 100%)\"><i class=\"st-fa st-svg-lightbulb-o st-css-no\" aria-hidden=\"\"><\/i>\u52a0\u901f\u5ea6\u306e\u5b9a\u7fa9<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">\u7269\u4f53\u306e\u52a0\u901f\u5ea6 $a$ \u306f\uff0c\u7269\u4f53\u306e\u901f\u5ea6 $v$ \u306e\u5909\u5316\u7387\u3092\u8868\u3059\u3002\u3059\u306a\u308f\u3061\uff0c\u7269\u4f53\u306e\u52a0\u901f\u5ea6 $a$ \u306f\uff0c\u7269\u4f53\u306e\u4f4d\u7f6e $v=\\bun{\\dx}{\\dt}$ \u3092\u6642\u9593 $t$ \u3067\u5fae\u5206\u3059\u308b\u3053\u3068\u3067\u6c42\u3081\u3089\u308c\u308b\u3002$$a=\\bun{\\dv}{\\dt}=\\bun{\\d^2x}{\\dt^2}$$<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"i-2\">\u901f\u5ea6\u3068\u52a0\u901f\u5ea6<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f4d\u7f6e\uff0c\u901f\u5ea6\uff0c\u52a0\u901f\u5ea6\u306e\u95a2\u4fc2<\/h3>\n\n\n\n<p>\u901f\u5ea6\u3068\u52a0\u901f\u5ea6\u306e\u95a2\u4fc2\u3092\u56f3\u306b\u307e\u3068\u3081\u308b\u3068\u4ee5\u4e0b\u306e\u901a\u308a\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"252\" height=\"57\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406201.svg\" alt=\"\" class=\"wp-image-7456\"\/><noscript><img decoding=\"async\" width=\"252\" height=\"57\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406201.svg\" alt=\"\" class=\"wp-image-7456\"\/><\/noscript><\/figure>\n\n\n\n<div class=\"wp-block-st-blocks-memo clip-memobox has-icon-label post-hashiro-tyuu\" style=\"color:#808080;background-color:#f5f5f5\"><div class=\"clip-fonticon\" style=\"color:#919191;border-color:#9191914d\"><i class=\"st-fa st-svg-exclamation-circle st-css-no\" data-icon-label=\"\u6ce8\" aria-hidden=\"\"><\/i><\/div><div class=\"clip-memotext\" style=\"color:#808080\">\n<p class=\"has-st-icon has-st-icon-exclamation-circle\">$x$ \u3092 $t$ \u3067\u5fae\u5206\u3057\u305f\u3082\u306e\u3092 $\\bun{\\dx}{\\dt}$ \u3068\u8868\u3059\u304c\uff0c\u3053\u308c\u3092\u3082\u3046\u4e00\u5ea6 $t$ \u3067\u5fae\u5206\u3057\u305f\u3082\u306e\u3092\u300c$x$ \u306e\u4e8c\u968e\u5fae\u5206\u300d\u3068\u547c\u3073\uff0c$\\bun{\\d^2x}{\\dt^2}$ \u3068\u8868\u8a18\u3059\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u3069\u3046\u3067\u3059\u304b\uff1f<\/p>\n\n\n\n<p><span class=\"st-mymarker-s-b\">\u300c\u4f4d\u7f6e\u3068\u901f\u5ea6\u300d\u306e\u95a2\u4fc2\u3068\uff0c\u300c\u901f\u5ea6\u3068\u52a0\u901f\u5ea6\u300d\u306e\u95a2\u4fc2\u304c\u540c\u3058<\/span>\u3082\u306e\u3067\u3042\u308b\u3068\u308f\u304b\u308a\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u5fae\u5206\u306e\u8003\u3048\u65b9\u3092\u5c0e\u5165\u3057\u3066\uff0c\u3053\u306e\u70b9\u3092\u3057\u3063\u304b\u308a\u3068\u62bc\u3055\u3048\u3066\u304a\u304f\u3053\u3068\u304c\u307e\u305a\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u901f\u5ea6\u3068\u95a2\u9023\u3055\u305b\u306a\u304c\u3089\uff0c\u52a0\u901f\u5ea6\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u300c\u4f4d\u7f6e\u3068\u901f\u5ea6\u300d\u300c\u901f\u5ea6\u3068\u52a0\u901f\u5ea6\u300d\u304c\u540c\u3058\u95a2\u4fc2\u306b\u306a\u308b\u3053\u3068\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\uff01<\/p>\n","protected":false},"author":1,"featured_media":1179,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,7],"tags":[],"class_list":["post-1165","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dynamics_base","category-basic_physics"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/1165"}],"collection":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1165"}],"version-history":[{"count":56,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/1165\/revisions"}],"predecessor-version":[{"id":7457,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/1165\/revisions\/7457"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/1179"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}