{"id":1185,"date":"2022-08-27T02:20:35","date_gmt":"2022-08-26T17:20:35","guid":{"rendered":"https:\/\/torisetudy.com\/?page_id=1185"},"modified":"2026-02-18T19:13:12","modified_gmt":"2026-02-18T10:13:12","slug":"v-t%e3%82%b0%e3%83%a9%e3%83%95","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=1185","title":{"rendered":"v-t\u30b0\u30e9\u30d5"},"content":{"rendered":"\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#v-t\"><span class=\"toc_number toc_depth_1\">1<\/span> $v-t$ \u30b0\u30e9\u30d5\u3068\u7b49\u52a0\u901f\u5ea6\u904b\u52d5<\/a><\/li><li><a href=\"#v-t-2\"><span class=\"toc_number toc_depth_1\">2<\/span> $v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d<\/a><\/li><li><a href=\"#_v-t\"><span class=\"toc_number toc_depth_1\">3<\/span> \u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3068 $v-t$ \u30b0\u30e9\u30d5\u306e\u307e\u3068\u3081<\/a><\/li><\/ul><\/div>\n<h2 class=\"wp-block-heading\"><span id=\"v-t\">$v-t$ \u30b0\u30e9\u30d5\u3068\u7b49\u52a0\u901f\u5ea6\u904b\u52d5<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">$v-t$ \u30b0\u30e9\u30d5<\/h3>\n\n\n\n<p>\u7269\u4f53\u306e\u901f\u5ea6\u306e\u8868\u73fe\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u7406\u89e3\u3057\u3066\u3082\u3089\u3048\u305f\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n\n\n\n<p>\u5b9f\u969b\u306e\u7269\u4f53\u306e\u904b\u52d5\u3067\u306f\uff0c\u6642\u523b\u306b\u3088\u3063\u3066\u901f\u5ea6\u304c\u5909\u5316\u3057\u3066\u3044\u304f\u305f\u3081\uff0c\u3053\u308c\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u8868\u73fe\u3059\u308b\u305f\u3081\u306b\u30b0\u30e9\u30d5\u3092\u7528\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6a2a\u8ef8\u306b\u6642\u523b $t$\uff0c\u7e26\u8ef8\u306b\u901f\u5ea6 $v$ \u3092\u53d6\u3063\u3066\u901f\u5ea6\u306e\u5909\u5316\u3092\u8868\u3057\u305f\u30b0\u30e9\u30d5\u306e\u3053\u3068\u3092 <span class=\"st-mymarker-s\">$v-t$ \u30b0\u30e9\u30d5<\/span>\u3068\u3044\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"187\" height=\"144\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406002.svg\" alt=\"\" class=\"wp-image-7444\"\/><noscript><img decoding=\"async\" width=\"187\" height=\"144\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406002.svg\" alt=\"\" class=\"wp-image-7444\"\/><\/noscript><\/figure>\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>\u3053\u306e $v-t$ \u30b0\u30e9\u30d5\uff0c\u672c\u5f53\u306b\u4fbf\u5229\u306a\u3093\u3067\u3059\u3002\u672c\u5f53\u306b\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u3067\u306f\uff0c\u3053\u306e $v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u3067\u3059\u304c\uff0c\u4f55\u3092\u8868\u3057\u3066\u3044\u308b\u304b\u308f\u304b\u308a\u307e\u3059\u304b\uff1f<\/p>\n\n\n\n<p>\u7a81\u7136\u3053\u3046\u805e\u304b\u308c\u308b\u3068\u60a9\u3093\u3067\u3057\u307e\u3046\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\uff0c\u4e0b\u306e2\u3064\u3092\u6bd4\u8f03\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-my-box st-mybox has-title post-hashiro-normalbox\" style=\"background-color:#fff;border-color:#777777\"><p class=\"st-mybox-title\" style=\"color:#777777;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-check-circle st-css-no\" aria-hidden=\"\"><\/i>$y-x$ \u30b0\u30e9\u30d5\u3068\u306e\u6bd4\u8f03<\/p><div class=\"st-in-mybox\">\n<ul class=\"wp-block-list is-style-st-no\">\n<li>\u6a2a\u8ef8\u304c $x$\uff0c\u7e26\u8ef8\u304c $y$ \u306e\u5ea7\u6a19\u5e73\u9762\u4e0a\u306e\u66f2\u7dda\u306e\u50be\u304d\u3092\u6c42\u3081\u3088\u3002<\/li>\n\n\n\n<li>\u6a2a\u8ef8\u304c $t$\uff0c\u7e26\u8ef8\u304c $v$ \u306e\u5ea7\u6a19\u5e73\u9762\u4e0a\u306e\u66f2\u7dda\u306e\u50be\u304d\u3092\u6c42\u3081\u3088\u3002<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<p><span style=\"background-color:#bbb;color:white;padding:0px 7px;\">1<\/span> \u306f\u57fa\u672c\u7684\u306a\u6570\u5b66\u306e\u554f\u984c\u3067\u3059\u306d\u3002<\/p>\n\n\n\n<p>$y=f(x)$ \u306e\u30b0\u30e9\u30d5\u306e\u50be\u304d\u3092\u554f\u308f\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u3059\u304b\u3089\uff0c$f(x)$ \u3092\u5fae\u5206\u3057\u305f\uff0c$$f\\mskip 2mu\\prime (x)=\\bun{\\dy}{\\dx}$$\u304c\u50be\u304d\u306b\u306a\u308b\u3053\u3068\u306f\u3059\u3093\u306a\u308a\u7406\u89e3\u3067\u304d\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3067\u306f\uff0c<span style=\"background-color:#bbb;color:white;padding:0px 7px;\">2<\/span> \u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u3053\u308c\u304c\u307e\u3055\u306b\u4eca\u56de\u306e $v-t$ \u30b0\u30e9\u30d5\u306b\u3064\u3044\u3066\u306e\u8a71\u3067\u3059\u304c\uff0c<span style=\"background-color:#bbb;color:white;padding:0px 7px;\">1<\/span> \u3068\u8003\u3048\u308b\u3053\u3068\u306f\u5168\u304f\u540c\u3058\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\uff0c$v$ \u3092 $t$ \u3067\u5fae\u5206\u3057\u305f $\\Bun{dv}{dt}$ \u306b\u306a\u308b\u306f\u305a\u3067\u3059\u304c\uff0c\u3053\u308c\u3063\u3066\u5148\u307b\u3069\u5b66\u7fd2\u3057\u305f\u52a0\u901f\u5ea6\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u4ee5\u4e0a\u304b\u3089\uff0c<span class=\"st-mymarker-s-b\">$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u3092\u8868\u3059<\/span>\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u3068\u3066\u3082\u3068\u3066\u3082\u5927\u4e8b\u306a\u306e\u3067\u7d76\u5bfe\u306b\u899a\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3069\u3046\u3057\u3066\u3082\u899a\u3048\u3089\u308c\u306a\u3051\u308c\u30701\u65e510\u56de\u5bdd\u308b\u524d\u306b\u300c$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\u52a0\u901f\u5ea6\u300d\u3068\u5531\u3048\u3066\u304b\u3089\u5bdd\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\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>$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\uff0c\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u3092\u8868\u3059\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u7b49\u52a0\u901f\u5ea6\u904b\u52d5<\/h3>\n\n\n\n<p>\u3067\u306f\uff0c\u3053\u3053\u304b\u3089\u5148\u306f\u6700\u3082\u7c21\u5358\u306a\uff0c$v-t$ \u30b0\u30e9\u30d5\u304c\u53f3\u4e0a\u304c\u308a\u306e\u76f4\u7dda\u306b\u306a\u308b\u3082\u306e\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u5148\u307b\u3069\u8ff0\u3079\u305f\u3088\u3046\u306b\uff0c$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\uff0c\u52a0\u901f\u5ea6\u3092\u8868\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u76f4\u7dda\u306f\u50be\u304d\u304c\u5e38\u306b\u4e00\u5b9a\u306a\u306e\u3067\uff0c\u3069\u306e\u6642\u523b\u3067\u3082\u52a0\u901f\u5ea6\u304c\u4e00\u5b9a\u306e\u904b\u52d5\u3092\u8868\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u904b\u52d5\u306e\u3053\u3068\u3092<span class=\"st-mymarker-s\">\u7b49\u52a0\u901f\u5ea6\u904b\u52d5<\/span>\u3068\u547c\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3067\u306f\u5177\u4f53\u7684\u306b\uff0c\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u7269\u4f53\u306e\u901f\u5ea6\u3092\u6c42\u3081\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"background-color:#f4f8ff;border-width:3px;border-color:#a3bded\"><p class=\"p-free\" style=\"border-color:#a3bded;font-weight:bold\"><span class=\"p-entry-f\" style=\"color:#ffffff;font-weight:bold;background-color:#a3bded\"><i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"\"><\/i>\u4f8b\u984c<\/span><\/p><div class=\"free-inbox\">\n<p>\u521d\u901f\u5ea6\uff08$t=0$ \u3067\u306e\u901f\u5ea6\uff09$v_0$\uff0c\u52a0\u901f\u5ea6 $a$ \u3067\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u7269\u4f53\u306e\u6642\u523b $t$ \u306b\u304a\u3051\u308b\u901f\u5ea6 $v$ \u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group post-hashiro-reidaikaitou\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>$v-t$ \u30b0\u30e9\u30d5\u306f\u56f3\u306e\u901a\u308a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"183\" height=\"144\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406003.svg\" alt=\"\" class=\"wp-image-7445\"\/><noscript><img decoding=\"async\" width=\"183\" height=\"144\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406003.svg\" alt=\"\" class=\"wp-image-7445\"\/><\/noscript><\/figure>\n\n\n\n<p>\u30b0\u30e9\u30d5\u306e\u76f4\u7dda\u3092\u6570\u5f0f\u306b\u3057\u3066\uff0c$$v=v_0+at$$<\/p>\n<\/div><\/div>\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\">\u3069\u306e\u7269\u7406\u91cf\u306b\u3082\u5358\u4f4d\u304c\u3042\u308b\u306e\u3067\uff0c\u57fa\u672c\u7684\u306b\u306f\u5358\u4f4d\u4ed8\u304d\u3067\u8003\u3048\u308b\u3002\u3057\u304b\u3057\uff0c\u4eca\u56de\u306e\u4f8b\u984c\u306e\u3088\u3046\u306b\u5358\u4f4d\u3092\u7701\u7565\u3057\u3066\u51fa\u984c\u3055\u308c\u308b\u554f\u984c\u3082\u591a\u304f\uff0c\u554f\u984c\u6587\u306b\u5358\u4f4d\u304c\u306a\u3044\u5834\u5408\u306b\u306f\u7b54\u3048\u306b\u3082\u5358\u4f4d\u3092\u4ed8\u3051\u306a\u3044\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>\u4f8b\u984c\u3067\u306f\uff0c$v-t$ \u30b0\u30e9\u30d5\u3092\u305d\u306e\u307e\u307e\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u7269\u4f53\u306e\u901f\u5ea6\u3092\u6c42\u3081\u307e\u3057\u305f\u3002\u4ed6\u306b\u3082\u69d8\u3005\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u52a0\u901f\u5ea6\u306e\u610f\u5473\u3092\u8003\u3048\u3066\u5c0e\u304f\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u7269\u4f53\u306e\u52a0\u901f\u5ea6 $a$ \u306f\uff0c\u901f\u5ea6\u306e\u5909\u5316\u7387\uff08\u5358\u4f4d\u6642\u9593\u306b\u3069\u308c\u3060\u3051\u901f\u5ea6\u304c\u5897\u3048\u308b\u304b\uff09\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3067\u306f\u52a0\u901f\u5ea6\u304c $a$ \u3067\u4e00\u5b9a\u306a\u306e\u3067\uff0c\u5358\u4f4d\u6642\u9593\u306e\u9593\u306b\u901f\u5ea6\u304c $a$ \u305a\u3064\u5897\u3048\u3066\u3044\u304d\u307e\u3059\u306d\u3002<\/p>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u306f\uff0c$t$ \u306e\u6642\u9593\u304c\u7d4c\u904e\u3057\u305f\u3089\u901f\u5ea6\u306f $at$ \u3060\u3051\u5897\u3048\u308b\u306f\u305a\u3067\u3059\u3002\u3082\u3068\u3082\u3068 $t=0$ \u3067\u306e\u901f\u5ea6\u304c $v_0$ \u3060\u3063\u305f\u308f\u3051\u3067\u3059\u304b\u3089\uff0c\u3053\u308c\u306b\u5897\u52a0\u5206 $at$ \u3092\u8db3\u3059\u3053\u3068\u3067\uff0c$$v=v_0+at$$\u3068\u3057\u3066\u6c42\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-memo clip-memobox has-icon-label post-hashiro-memo\" style=\"color:#000;background-color:#eeeeee\"><div class=\"clip-fonticon\" style=\"color:#919191;border-color:#9191914d\"><i class=\"st-fa st-svg-file-text-o st-css-no\" data-icon-label=\"memo\" aria-hidden=\"\"><\/i><\/div><div class=\"clip-memotext\" style=\"color:#000\">\n<p class=\"has-no-st-margin-bottom has-text-color\" style=\"color:#666666\">\u3044\u3061\u3054\u304c10\u500b\u3042\u308a\u307e\u3059\u30021\u65e5\u306b3\u3064\u305a\u3064\u5897\u3048\u308b\u3068\u3057\u305f\u3089\uff0c4\u65e5\u5f8c\u306b\u306f $10+3\\times4$ \u500b\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"has-no-st-margin-bottom has-text-color\" style=\"color:#666666\">\u3067\u306f\uff0c\u3044\u3061\u3054\u304c\u3082\u3068\u3082\u3068 $v_0$ \u500b\u3042\u3063\u3066\uff0c1\u65e5\u306b $a$ \u500b\u305a\u3064\u5897\u3048\u308b\u3068\u3057\u305f\u3089\uff0c$t$ \u65e5\u5f8c\u306b\u306f\u4f55\u500b\u306b\u306a\u308a\u307e\u3059\u304b\uff1f<\/p>\n\n\n\n<p class=\"has-no-st-margin-bottom has-text-color\" style=\"color:#666666\">\u4e0a\u3067\u8003\u3048\u3066\u3044\u308b\u306e\u306f\uff0c\u3053\u308c\u3068\u5168\u304f\u540c\u3058\u3053\u3068\u3067\u3059\u3002<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading is-style-st-heading-custom-count post-hashiro-countA\">\u7a4d\u5206\u3067\u5c0e\u304f\u65b9\u6cd5<\/h3>\n\n\n\n<p>\u52a0\u901f\u5ea6\u306e\u5b9a\u7fa9\u3092\u899a\u3048\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n\n\n\n<p>\u52a0\u901f\u5ea6\u306f\u901f\u5ea6\u306e\u5909\u5316\u7387\uff0c\u3059\u306a\u308f\u3061 $a=\\Bun{\\dv}{\\dt}$ \u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u305f\u306e\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u901f\u5ea6\u3092\u5fae\u5206\u3057\u305f\u3089\u52a0\u901f\u5ea6\u306b\u306a\u308b\u306e\u3067\u3042\u308c\u3070\uff0c<span class=\"st-mymarker-s-b\">\u9006\u306b\u52a0\u901f\u5ea6\u3092\u7a4d\u5206\u3057\u305f\u3089\u901f\u5ea6\u306b\u306a\u308b\u3093\u3058\u3083\u306a\u3044\u304b\uff1f<\/span>\u3068\u8003\u3048\u308b\u306e\u306f\u81ea\u7136\u3067\u3059\u3088\u306d\u3002<\/p>\n\n\n\n<p>\u52a0\u901f\u5ea6 $a$\uff08\u5b9a\u6570\uff09\u3092\u6642\u9593 $t$ \u3067\u7a4d\u5206\u3059\u308b\u306e\u3067\uff0c$v=at$ \u306b\u306a\u308a\u305d\u3046\u3067\u3059\u304c\uff0c\u3053\u308c\u3067\u306f\u300c\u6642\u523b $t=0$ \u306e\u3068\u304d\u306b $v=v_0$\u300d\u3068\u3044\u3046\u521d\u671f\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u305d\u3053\u3067\uff0c\u5b9a\u6570\u3092\u5fae\u5206\u3059\u308b\u3068 $0$ \u306b\u306a\u308b\u3053\u3068\u306b\u6ce8\u76ee\u3057\uff0c\u300c$t=0$ \u3092\u4ee3\u5165\u3057\u305f\u3068\u304d\u306b $v=v_0$\u300d\u3092\u6e80\u305f\u3059\u3088\u3046\u306b\uff0c$$v=v_0+at$$\u3068\u3057\u3066\u3057\u307e\u3048\u3070\u3088\u3044\u308f\u3051\u3067\u3059\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>$at$ \u3082 $v_0+at$ \u3082\uff0c\u5fae\u5206\u3059\u308c\u3070\u3069\u3061\u3089\u3082 $a$ \u3067\u3059\u306d\u3002$t=0$ \u306e\u3068\u304d\u306e\u72b6\u6cc1\u306b\u77db\u76fe\u3057\u306a\u3044\u3088\u3046\u306b $v_0$ \u3092\u4ed8\u3051\u3066\u3044\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>2\u901a\u308a\u306e\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u5fae\u5206\u3084\u7a4d\u5206\u304c\u5f97\u610f\u306a\u4eba\u307b\u3069\u6570\u5f0f\u3067\u30b4\u30ea\u30b4\u30ea\u8a08\u7b97\u3057\u3066\u3057\u307e\u3046\u3068\u3044\u3046\u65b9\u6cd5\u306b\u8d70\u308a\u304c\u3061\u3067\u3059\u304c\uff0c1\u756a\u76ee\u306e\u65b9\u6cd5\u306e\u3088\u3046\u306b\u7269\u7406\u91cf\u306e\u610f\u5473\u3092\u8003\u3048\u3066\u7b54\u3048\u3092\u5c0e\u304f\u65b9\u6cd5\u306f\u975e\u5e38\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6570\u5b66\u3068\u306f\u7570\u306a\u308a\uff0c<span class=\"st-mymarker-s-b\">1\u30641\u3064\u306e\u7269\u7406\u91cf\u306b\u306f\u610f\u5473\u304c\u3042\u308b<\/span>\u306e\u3067\uff0c\u516c\u5f0f\u3092\u305f\u3060\u306e\u6570\u5f0f\u3068\u3057\u3066\u773a\u3081\u308b\u306e\u3067\u306f\u306a\u304f\uff0c<span class=\"st-mymarker-s-b\">\u305d\u306e\u610f\u5473\u3092\u8003\u3048\u306a\u304c\u3089\u7406\u89e3\u3059\u308b\u7656\u3092\u4ed8\u3051\u3066\u304a\u304f\u3068\u5b9f\u6226\u3067\u3082\u5f79\u7acb\u3064<\/span>\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"v-t-2\">$v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d<\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u9762\u7a4d\u3092\u8003\u3048\u308b\u306b\u306f<\/h3>\n\n\n\n<p>\u6642\u523b $t_1$ \u304b\u3089 $t_2$ \u307e\u3067\u306e $v-t$ \u30b0\u30e9\u30d5\u306b\u3088\u3063\u3066\u56f2\u307e\u308c\u308b\u90e8\u5206\u306e\u9762\u7a4d\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u300c$v-t$ \u30b0\u30e9\u30d5\u306e\u7406\u89e3\u3060\u3051\u3067\u3082\u5927\u5909\u306a\u306e\u306b\uff0c\u305d\u306e\u9762\u7a4d\u3060\u306a\u3093\u3066\u2026\u300d\u3068\u601d\u3044\u305f\u304f\u306a\u308b\u6c17\u6301\u3061\u306f\u3068\u3066\u3082\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3044\u304d\u306a\u308a $v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u3068\u306a\u308b\u3068\u5927\u5909\u3067\u3059\u306e\u3067\uff0c\u307e\u305a\u306f\u307f\u306a\u3055\u3093\u304c\u6271\u3044\u306a\u308c\u3066\u3044\u308b\u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">$y-x$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d<\/h3>\n\n\n\n<p>\u6b21\u56f3\u306e $x_1$ \u304b\u3089 $x_2$ \u306b\u304a\u3051\u308b $y=f(x)$ \u306e\u30b0\u30e9\u30d5\u306b\u3088\u3063\u3066\u56f2\u307e\u308c\u308b\u90e8\u5206\u306e\u9762\u7a4d $S$ \u3060\u3063\u305f\u3089\u3069\u3046\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u6570\u5b66\u306e\u7a4d\u5206\u306e\u5358\u5143\u3067\u6271\u3063\u3066\u3044\u308b\u57fa\u672c\u4e8b\u9805\u3067\u3059\u3002\u3053\u308c\u306a\u3089\u96e3\u3057\u304f\u306a\u3044\u3067\u3059\u3088\u306d\u2026\uff1f<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"186\" height=\"146\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406004-1.svg\" alt=\"\" class=\"wp-image-7446\"\/><noscript><img decoding=\"async\" width=\"186\" height=\"146\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406004-1.svg\" alt=\"\" class=\"wp-image-7446\"\/><\/noscript><\/figure>\n\n\n\n<p>\u6570\u5b66\u3067\u3082\u3046\u6163\u308c\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u304c\uff0c$$S=\\int_{x_1}^{x_2}f(x)\\dx=\\int_{x_1}^{x_2}y\\dx$$\u3068\u3059\u3093\u306a\u308a\u7acb\u5f0f\u3067\u304d\u308b\u306f\u305a\u3067\u3059\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>\u3053\u306e\u9762\u7a4d\u3092\u6c42\u3081\u308b\u306e\u304c\u7121\u7406\uff01\u306a\u3093\u3066\u8a00\u3063\u305f\u3089\u6570\u5b66\u306e\u5148\u751f\u306b\u6012\u3089\u308c\u3066\u3057\u307e\u3046\u3067\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u6539\u3081\u3066 $v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d<\/h3>\n\n\n\n<p>$v-t$ \u30b0\u30e9\u30d5\u3067\u3042\u3063\u3066\u3082\u8003\u3048\u65b9\u306f\u5168\u304f\u540c\u3058\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"184\" height=\"144\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406005.svg\" alt=\"\" class=\"wp-image-7447\"\/><noscript><img decoding=\"async\" width=\"184\" height=\"144\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406005.svg\" alt=\"\" class=\"wp-image-7447\"\/><\/noscript><\/figure>\n\n\n\n<p>$y$ \u304c $v$ \u306b\uff0c$x$ \u304c $t$ \u306b\u5909\u308f\u308b\u3060\u3051\u306a\u306e\u3067\uff0c\u6642\u523b $t_1$ \u304b\u3089 $t_2$ \u307e\u3067\u306e $v-t$ \u30b0\u30e9\u30d5\u306b\u3088\u3063\u3066\u56f2\u307e\u308c\u308b\u90e8\u5206\u306e\u9762\u7a4d\u306f\uff0c$$\\int_{t_1}^{t_2}v\\dt$$\u3068\u304b\u3051\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\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>\u77e5\u3063\u3066\u3044\u308b\u6570\u5b66\u306e\u77e5\u8b58\u306b\u7d50\u3073\u3064\u3051\u305f\u3060\u3051\u3067\u7406\u89e3\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u300c\u7269\u7406\u300d\u3068\u306a\u308b\u3068\u3068\u305f\u3093\u306b\u6570\u5f0f\u30a2\u30ec\u30eb\u30ae\u30fc\u306b\u306a\u308b\u4eba\u304c\u3044\u307e\u3059\u304c\uff0c\u96e3\u3057\u3044\u5f0f\u306f\u3042\u307e\u308a\u6271\u3044\u307e\u305b\u3093\u3002\u77e5\u3063\u3066\u3044\u308b\u77e5\u8b58\u306b\u7d50\u3073\u3064\u3051\u3066\uff0c\u6570\u5b66\u3068\u540c\u3058\u3088\u3046\u306b\u8003\u3048\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">$v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u306e\u7269\u7406\u7684\u306a\u610f\u5473<\/h3>\n\n\n\n<p>$v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u304c\u4f55\u3092\u610f\u5473\u3057\u3066\u3044\u308b\u304b\u308f\u304b\u308a\u307e\u3059\u304b\u2026\uff1f<\/p>\n\n\n\n<p>\u65e5\u672c\u8a9e\u3067\u8868\u73fe\u3059\u308b\u3068\uff0c\u300c$v$ \u3092 $t$ \u3067 $t_1$ \u304b\u3089 $t_2$ \u307e\u3067\u7a4d\u5206\u3057\u305f\u3082\u306e\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u3053\u3053\u3067\u8a71\u3092\u901f\u5ea6\u306e\u5b9a\u7fa9\u306b\u623b\u3057\u307e\u3059\u304c\uff0c\u3082\u3068\u3082\u3068\u901f\u5ea6 $v$ \u306f\u7269\u4f53\u306e\u4f4d\u7f6e $x$ \u306e\u5909\u5316\u7387\uff0c\u3059\u306a\u308f\u3061 $v=\\Bun{\\dx}{\\dt}$ \u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u305f\u306e\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u306f\uff0c\u305d\u306e\u9006\u3082\u3044\u3048\u308b\u306f\u305a\u3067\u3059\u304b\u3089\uff0c\u901f\u5ea6 $v$ \u3092\u7a4d\u5206\u3059\u308b\u3053\u3068\u3067\uff0c\u7269\u4f53\u306e\u79fb\u52d5\u8ddd\u96e2\u304c\u6c42\u307e\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3064\u307e\u308a\uff0c<span class=\"st-mymarker-s-b\">\u300c$v$ \u3092 $t$ \u3067 $t_1$ \u304b\u3089 $t_2$ \u307e\u3067\u7a4d\u5206\u3057\u305f\u3082\u306e\u300d\u3068\u3044\u3046\u306e\u306f\uff0c\u6642\u523b $t_1$ \u304b\u3089 $t_2$ \u307e\u3067\u306e\u9593\u306b\u7269\u4f53\u304c\u79fb\u52d5\u3057\u305f\u8ddd\u96e2\u3092\u8868\u3057\u3066\u3044\u308b<\/span>\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u4ee5\u4e0a\u304b\u3089\uff0c<span class=\"st-mymarker-s\">$v-t$<\/span><span class=\"st-mymarker-s\"> <\/span><span class=\"st-mymarker-s\">\u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u306f\u7269\u4f53\u306e\u79fb\u52d5\u8ddd\u96e2\u3092\u8868\u3059<\/span>\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002\u3053\u308c\u3082\u3068\u3066\u3082\u3068\u3066\u3082\u5927\u4e8b\u306a\u306e\u3067\u7d76\u5bfe\u306b\u899a\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3069\u3046\u3057\u3066\u3082\u899a\u3048\u3089\u308c\u306a\u3051\u308c\u3070\u3053\u3061\u3089\u3082\u5bdd\u308b\u524d\u306b\u546a\u6587\u306e\u3088\u3046\u306b\u5531\u3048\u3066\u304b\u3089\u5bdd\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\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>$v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u306f\uff0c\u7269\u4f53\u306e\u79fb\u52d5\u8ddd\u96e2\u3092\u8868\u3059\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"background-color:#f7f7fb;border-width:3px;border-color:#a3bded\"><p class=\"p-free\" style=\"border-color:#a3bded;font-weight:bold\"><span class=\"p-entry-f\" style=\"color:#ffffff;font-weight:bold;background-color:#a3bded\"><i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"\"><\/i>\u4f8b\u984c<\/span><\/p><div class=\"free-inbox\">\n<p>\u6642\u523b $t=0$ \u306b\u304a\u3044\u3066\uff0c$x=x_0$ \u306e\u4f4d\u7f6e\u306b\u3042\u308b\u7269\u4f53\u304c\uff0c\u521d\u901f\u5ea6 $v_0$\uff0c\u52a0\u901f\u5ea6 $a$ \u3067\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3092\u884c\u3046\u3068\u304d\uff0c\u6642\u523b $t$ \u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u4f4d\u7f6e $x$ \u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group post-hashiro-reidaikaitou\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p>$v-t$ \u30b0\u30e9\u30d5\u306f\u6b21\u56f3\u306e\u901a\u308a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"180\" height=\"144\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406006.svg\" alt=\"\" class=\"wp-image-7448\"\/><noscript><img decoding=\"async\" width=\"180\" height=\"144\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406006.svg\" alt=\"\" class=\"wp-image-7448\"\/><\/noscript><\/figure>\n\n\n\n<p>\u6642\u523b $t=0$ \u304b\u3089 $t$ \u307e\u3067\u306e\u7269\u4f53\u306e\u79fb\u52d5\u8ddd\u96e2 $\\varDelta x$ \u306f $v-t$ \u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u3068\u3057\u3066\u6c42\u3081\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<p>\u6642\u523b $t$ \u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u901f\u5ea6\u306f $v=v_0+at$ \u306a\u306e\u3067\uff0c\u56f3\u306e\u53f0\u5f62\u306e\u9762\u7a4d\u306f\uff0c$$\\Bun12\\cdot\\left\\{v_0+(v_0+at)\\right\\}\\cdot t=v_0t+\\bun12\\mskip 3mu at^{\\mskip 2mu 2}$$\u3068\u3057\u3066\u8a08\u7b97\u3067\u304d\u308b\u3002\u3053\u308c\u304c\u7269\u4f53\u306e\u79fb\u52d5\u8ddd\u96e2 $\\varDelta x$ \u3067\u3042\u308b\u3002<\/p>\n\n\n\n<p>\u6642\u523b $t=0$ \u306e\u4f4d\u7f6e\u304c $x=x_0$ \u3067\u3042\u308b\u305f\u3081\uff0c\u3053\u308c\u306b\u4e0a\u3067\u6c42\u3081\u305f\u79fb\u52d5\u8ddd\u96e2 $\\varDelta x$ \u3092\u8db3\u3057\u3066\uff0c$$x=x_0+\\varDelta x=x_0+v_0t+\\bun12at^{\\mskip 2mu 2}$$<\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span id=\"_v-t\">\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u3068 $v-t$ \u30b0\u30e9\u30d5\u306e\u307e\u3068\u3081<\/span><\/h2>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u306e\u5185\u5bb9\u3067\uff0c\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u4f4d\u7f6e\u3068\u901f\u5ea6\u306e\u516c\u5f0f\u304c\u6c42\u307e\u308a\u307e\u3057\u305f\u3002$$v=v_0+at,\\ x=x_0+v_0t+\\bun12at^{\\mskip 2mu 2}$$\u306e2\u5f0f\u304b\u3089 $t$ \u3092\u6d88\u53bb\u3059\u308b\u3068\uff0c$$2a(x-x_0)=v^2-{v_0}^2$$\u304c\u5c0e\u304b\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3061\u3089\u306e\u5f0f\u306f\uff0c<span class=\"st-mymarker-s-b\">\u300c\u6642\u9593$t$ \u3092\u8003\u3048\u305a\u306b\u4f4d\u7f6e\u3084\u901f\u5ea6\u3060\u3051\u3092\u4f7f\u3063\u3066\u7acb\u5f0f\u3057\u305f\u3044\u300d<\/span>\u3068\u3044\u3046\u969b\u306b\u6709\u7528\u3067\u3059\u306e\u3067\uff0c\u516c\u5f0f\u3068\u3057\u3066\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\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>\u7b49\u52a0\u901f\u5ea6\u904b\u52d5\u306e\u516c\u5f0f<\/p><div class=\"st-in-mybox\">\n<p>\u4e00\u5b9a\u306e\u52a0\u901f\u5ea6 $a$ \u3067\u904b\u52d5\u3059\u308b\u7269\u4f53\u306e\u901f\u5ea6\uff0c\u52a0\u901f\u5ea6\u306f\uff0c<\/p>\n\n\n\n<p>$$\\begin{aligned}&amp;\\stext{\u901f\u5ea6\uff1a}\\ v=v_0+at \\\\[6pt]&amp;\\stext{\u4f4d\u7f6e\uff1a}\\ x=x_0+v_0t+\\frac{1}{2}at^{\\mskip 2mu 2}\\end{aligned}$$\u3068\u3057\u3066\u6c42\u307e\u308b\u3002<\/p>\n\n\n\n<p>2\u5f0f\u304b\u3089 $t$ \u3092\u6d88\u53bb\u3059\u308b\u3053\u3068\u3067$$2a(x-x_0)=v^2-{v_0}^2$$\u304c\u5f97\u3089\u308c\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<p>$v-t$ \u30b0\u30e9\u30d5\u306b\u3064\u3044\u3066\u306f\uff0c<span class=\"st-mymarker-s\">\u50be\u304d\u304c\u52a0\u901f\u5ea6\uff0c\u9762\u7a4d\u304c\u79fb\u52d5\u8ddd\u96e2\u3092\u8868\u3059<\/span>\u3068\u3044\u30462\u70b9\u3092\u78ba\u5b9f\u306b\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\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>$v-t$ \u30b0\u30e9\u30d5\u306e\u6027\u8cea<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f\u52a0\u901f\u5ea6\u3092\uff0c\u9762\u7a4d\u306f\u79fb\u52d5\u8ddd\u96e2\u3092\u8868\u3059\u3002<\/p>\n<\/div><\/div>\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>\u77e5\u3063\u3066\u306f\u3044\u308b\u3051\u3069\uff0c\u4f7f\u3044\u3053\u306a\u305b\u3066\u3044\u306a\u3044\u2026\u3002\u3068\u3044\u3046\u4eba\u304c\u591a\u3044\u5370\u8c61\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6027\u8cea\u304c\u4f7f\u3044\u3053\u306a\u305b\u308b\u3068\uff0c\u5bb9\u6613\u306b\u89e3\u3051\u308b\u554f\u984c\u304c\u4e00\u6c17\u306b\u5897\u3048\u308b\u306f\u305a\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u305d\u308c\u3067\u306f\u6700\u5f8c\u306b\uff0c\u3053\u308c\u307e\u3067\u306e\u5185\u5bb9\u3092\u8e0f\u307e\u3048\u3066\u4f8b\u984c\u3092\u89e3\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"wp-block-st-blocks-midashi-box freebox has-title post-hashiro-reidai\" style=\"background-color:#f7f7fb;border-width:3px;border-color:#a3bded\"><p class=\"p-free\" style=\"border-color:#a3bded;font-weight:bold\"><span class=\"p-entry-f\" style=\"color:#ffffff;font-weight:bold;background-color:#a3bded\"><i class=\"st-fa st-svg-pencil st-css-no\" aria-hidden=\"\"><\/i>\u4f8b\u984c<\/span><\/p><div class=\"free-inbox\">\n<p>\u5730\u70b9P\u304b\u3089\u5730\u70b9Q\u307e\u3067\u7269\u4f53\u304c\u904b\u52d5\u3057\u305f\u3002\u305d\u306e\u969b\u306e $v-t$\u30b0\u30e9\u30d5\u304c\u56f3\u306e\u901a\u308a\u3067\u3042\u3063\u305f\u3068\u3044\u3046\u3002\u4ee5\u4e0b\u306e\u554f\u3044\u306b\u7b54\u3048\u3088\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"189\" height=\"145\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406007.svg\" alt=\"\" class=\"wp-image-7449\"\/><noscript><img decoding=\"async\" width=\"189\" height=\"145\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/\u7269\u7406007.svg\" alt=\"\" class=\"wp-image-7449\"\/><\/noscript><\/figure>\n\n\n\n<p class=\"setumonnkakko\">\u533a\u9593A\uff0cB\uff0cC\u306e\u305d\u308c\u305e\u308c\u306b\u304a\u3051\u308b\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u5730\u70b9P\u3068\u5730\u70b9Q\u306e\u8ddd\u96e2\u3092\u6c42\u3081\u3088\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group post-hashiro-reidaikaitou\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u7269\u4f53\u306e\u52a0\u901f\u5ea6\u306f $v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306b\u7b49\u3057\u3044\u3002<\/p>\n\n\n\n<p>\u533a\u9593A\u306e $v-t$ \u30b0\u30e9\u30d5\u306e\u50be\u304d\u306f $\\Bun{30}{10}=3$ \u306a\u306e\u3067\uff0c\u6c42\u3081\u308b\u52a0\u901f\u5ea6\u306f $3\\ms$ \u3067\u3042\u308b\u3002<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u540c\u69d8\u306b\u8003\u3048\u3066\uff0c\u533a\u9593B\u3067\u306e\u52a0\u901f\u5ea6\u306f $0\\mss$\uff0c\u533a\u9593C\u3067\u306e\u52a0\u901f\u5ea6\u306f $\\Bun{-30}{20}=-1.5\\mss$ \u3068\u3057\u3066\u6c42\u307e\u308b\u3002<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group gsetumonnkakko\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<p>\u5730\u70b9P\u3068\u5730\u70b9Q\u306e\u8ddd\u96e2\u306f\uff0c\u7269\u4f53\u304c\u6642\u523b $t=0\\s$ \u304b\u3089 $t=55\\s$ \u307e\u3067\u306b\u79fb\u52d5\u3057\u305f\u8ddd\u96e2\u306b\u7b49\u3057\u3044\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f $v-t$\u30b0\u30e9\u30d5\u306e\u9762\u7a4d\u306b\u4ed6\u306a\u3089\u306a\u3044\u306e\u3067\uff0c\u53f0\u5f62\u306e\u9762\u7a4d\u3092\u6c42\u3081\u3066\uff0c<\/p>\n\n\n\n<p>$$\\Bun12\\cdot(25+55)\\cdot30=1200\\m$$<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n  <div class=\"torisetudy-exercise-pair\">\n          <div class=\"torisetudy-exercise-heading\">\u3053\u3053\u307e\u3067\u5b66\u7fd2\u3092\u7d42\u3048\u305f\u3089\u6f14\u7fd2\u554f\u984c\u306b\u6311\u6226\uff01<\/div>\n    \n    <div class=\"torisetudy-exercise-buttons\">\n      <a class=\"torisetudy-ex-btn is-standard\" href=\"https:\/\/torisetudy.com\/?exercise=%e3%82%bf%e3%82%a4%e3%83%88%e3%83%ab\"><div class=\"torisetudy-ex-top\"><span class=\"torisetudy-ex-tag\">\u6a19\u6e96\u554f\u984c<\/span><span class=\"torisetudy-ex-level\" aria-label=\"\u96e3\u6613\u5ea62\">\u2605\u2605\u2606\u2606\u2606<\/span><\/div><span class=\"torisetudy-ex-title\">\u7b49\u52a0\u901f\u5ea6\u76f4\u7dda\u904b\u52d5<\/span><\/a>      <a class=\"torisetudy-ex-btn is-advanced\" href=\"https:\/\/torisetudy.com\/?exercise=v-t-%e3%82%b0%e3%83%a9%e3%83%95\"><div class=\"torisetudy-ex-top\"><span class=\"torisetudy-ex-tag\">\u5fdc\u7528\u554f\u984c<\/span><span class=\"torisetudy-ex-level\" aria-label=\"\u96e3\u6613\u5ea64\">\u2605\u2605\u2605\u2605\u2606<\/span><\/div><span class=\"torisetudy-ex-title\">$v-t$ \u30b0\u30e9\u30d5<\/span><\/a>    <\/div>\n\n      <\/div>\n  \n","protected":false},"excerpt":{"rendered":"<p>\u904b\u52d5\u3059\u308b\u7269\u4f53\u306e\u901f\u5ea6\u3092\u8996\u899a\u7684\u306b\u308f\u304b\u308a\u3084\u3059\u304f\u3059\u308b $v-t$ \u30b0\u30e9\u30d5\u3092\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002\u50be\u304d\uff0c\u9762\u7a4d\u304c\u305d\u308c\u305e\u308c\u4f55\u3092\u8868\u3059\u304b\u3092\u3057\u3063\u304b\u308a\u3068\u7406\u89e3\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n","protected":false},"author":1,"featured_media":1183,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,7],"tags":[],"class_list":["post-1185","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\/1185"}],"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=1185"}],"version-history":[{"count":140,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions"}],"predecessor-version":[{"id":8110,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions\/8110"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/1183"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}