{"id":2525,"date":"2022-09-25T17:44:54","date_gmt":"2022-09-25T08:44:54","guid":{"rendered":"https:\/\/torisetudy.com\/?page_id=2525"},"modified":"2025-04-07T12:16:35","modified_gmt":"2025-04-07T03:16:35","slug":"%e7%9b%b8%e5%af%be%e9%81%8b%e5%8b%95","status":"publish","type":"post","link":"https:\/\/torisetudy.com\/?p=2525","title":{"rendered":"\u76f8\u5bfe\u904b\u52d5"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u76f8\u5bfe\u901f\u5ea6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u9759\u6b62\u3057\u3066\u3044\u308b\u4eba\u304c\u89b3\u5bdf\u3059\u308b\u3068\u306f\u9650\u3089\u306a\u3044<\/h3>\n\n\n\n<p>\u7269\u7406\u306e\u554f\u984c\u3092\u89e3\u304f\u969b\u306b\u306f\uff0c\u9759\u6b62\u3057\u3066\u3044\u308b\u7acb\u5834\u3067\u8003\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\uff0c\u3053\u308c\u307e\u3067\u306e\u8b70\u8ad6\u304c\u6210\u7acb\u3059\u308b\u308f\u3051\u3067\u3059\u304c\uff0c\u65e5\u5e38\u751f\u6d3b\u3067\u306f\u3044\u3064\u3082\u9759\u6b62\u3057\u3066\u3044\u308b\u8996\u70b9\u3067\u7269\u4e8b\u3092\u8003\u3048\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3067\u3059\u3088\u306d\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>\u9762\u5012\u306a\u3093\u3067\u52d5\u304d\u307e\u305b\u3093\uff0c\u81ea\u5206\u306f\u6b62\u307e\u3063\u3066\u307e\u3059\u3002\u5468\u308a\u304c\u81ea\u5206\u306b\u5408\u308f\u305b\u3066\u52d5\u3051\u3070\u3044\u3044\uff0c\u3068\u8003\u3048\u3066\u3044\u308b\u4eba\u306f\u4f8b\u5916\u3002<\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<p>\u305f\u3068\u3048\u3070\uff0c\u9ad8\u901f\u9053\u8def\u3067\u8eca\u306b\u4e57\u3063\u3066\u3044\u308b\u3068\u304d\u306b\u306f\u5bfe\u5411\u8eca\u306e\u901f\u3055\u306f\uff08\u9759\u6b62\u3057\u3066\u89b3\u5bdf\u3059\u308b\u5834\u5408\u306b\u6bd4\u3079\u3066\uff09\u975e\u5e38\u306b\u5927\u304d\u304f\u611f\u3058\u307e\u3059\u3057\uff0c\u96fb\u8eca\u306e\u4e2d\u304b\u3089\u5916\u306e\u666f\u8272\u3092\u773a\u3081\u308b\u3068\u4eba\u3084\u6728\u304c\u96fb\u8eca\u306e\u5f8c\u308d\u306b\u5411\u304b\u3063\u3066\u52d5\u3044\u3066\u3044\u304f\u3088\u3046\u306b\u898b\u3048\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f8\u5bfe\u901f\u5ea6<\/h3>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\uff0c\u89b3\u5bdf\u3059\u308b\u8996\u70b9\u306b\u3088\u3063\u3066\u904b\u52d5\u306e\u898b\u3048\u65b9\u306f\u5909\u308f\u308a\u307e\u3059\u3002\u52d5\u3044\u3066\u3044\u308b\u8996\u70b9\u304b\u3089\u3082\u901f\u5ea6\u3092\u8003\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\uff0c\u76f8\u5bfe\u904b\u52d5\u306b\u3064\u3044\u3066\u8003\u3048\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\uff0c\u7269\u4f53A\u304b\u3089\u89b3\u6e2c\u3057\u305f\u7269\u4f53B\u306e\u901f\u5ea6\u306e\u3053\u3068\u3092<span class=\"st-mymarker-s\">A\u306b\u5bfe\u3059\u308bB\u306e\u76f8\u5bfe\u901f\u5ea6<\/span>\u3068\u547c\u3073\uff0c<span class=\"st-mymarker-s\">$\\vec{v\\SUB{AB}}$<\/span> \u3068\u8868\u8a18\u3057\u307e\u3059\u3002\u6c42\u3081\u65b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\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>\u76f8\u5bfe\u901f\u5ea6<\/p><div class=\"st-in-mybox\">\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">A\u306e\u901f\u5ea6\u304c $\\vec{v\\SUB{A}}$\uff0cB\u306e\u901f\u5ea6\u304c $\\vec{v\\SUB{B}}$ \u306e\u3068\u304d\uff0cA\u304b\u3089\u898b\u305fB\u306e\u76f8\u5bfe\u901f\u5ea6 $\\vec{v\\SUB{AB}}$ \u306f\uff0c<\/p>\n\n\n\n<p class=\"has-st-margin-bottom has-st-margin-bottom--1\">$$\\begin{aligned}\\vec{v\\SUB{AB}}&amp;=\\vec{\\stext{\uff08\u76f8\u624b\u306e\u901f\u5ea6\uff09}}-\\vec{\\stext{\uff08\u81ea\u5206\u306e\u901f\u5ea6\uff09}}\\\\&amp;=\\vec{v\\SUB{B}}-\\vec{v\\SUB{A}} \\end{aligned}$$<\/p>\n<\/div><\/div>\n\n\n\n<p>\u76f8\u5bfe\u901f\u5ea6\u306f\u57fa\u672c\u7684\u306b<span class=\"st-mymarker-s\">\u300c\uff08\u76f8\u624b\uff09$-$\uff08\u81ea\u5206\uff09\u300d<\/span>\u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u300c\uff08\u76f8\u624b\uff09$-$\uff08\u81ea\u5206\uff09\u300d\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>\u5927\u4e8b\u306a\u306e\u3067\u3082\u3046\u4e00\u5ea6\u3044\u3044\u307e\u3059\u3002\u300c\uff08\u76f8\u624b\uff09$-$\uff08\u81ea\u5206\uff09\u300d\u3067\u3059\u3002<\/p>\n<\/div><\/div><\/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>\u4e0b\u306e\u5404\u56f3\u306b\u304a\u3044\u3066\uff0c\u7269\u4f53A\u304b\u3089\u898b\u305f\u7269\u4f53B\u306e\u76f8\u5bfe\u901f\u5ea6\u3092\u6c42\u3081\u3088\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"298\" height=\"142\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406040.svg\" alt=\"\" class=\"wp-image-2542\"\/><noscript><img decoding=\"async\" width=\"298\" height=\"142\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406040.svg\" alt=\"\" class=\"wp-image-2542\"\/><\/noscript><\/figure>\n<\/div><\/div>\n\n\n\n<p>\u3057\u3064\u3053\u3044\u3088\u3046\u3067\u3059\u304c\uff0c<span class=\"st-mymarker-s-b\">\u3068\u306b\u304b\u304f\u300c\uff08\u76f8\u624b\uff09$-$\uff08\u81ea\u5206\uff09\u300d<\/span>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u8003\u3048\u308b\u306e\u306f\u300c\u7269\u4f53A\u304b\u3089\u898b\u305f\u7269\u4f53B\u306e\u76f8\u5bfe\u901f\u5ea6\u300d\u3067\u3042\u308a\uff0c\u89b3\u6e2c\u8005\u306f\u7269\u4f53A\u306b\u306a\u308a\u307e\u3059\u306e\u3067\uff0c\u300c\u81ea\u5206\u300d\u306f\u7269\u4f53A\u306b\u306a\u308a\u307e\u3059\u3002\u516c\u5f0f\u3068\u3057\u3066\u6697\u8a18\u3059\u308b\u306e\u3067\u306f\u306a\u304f\uff0c\u300c\uff08\u76f8\u624b\uff09$-$\uff08\u81ea\u5206\uff09\u300d\u3068\u5531\u3048\u306a\u304c\u3089\uff0c<\/p>\n\n\n\n<p>$$\\vec{v\\SUB{AB}}=\\vec{\\stext{\uff08\u76f8\u624b\u306e\u901f\u5ea6\uff09}}-\\mskip 5mu\\vec{\\stext{\uff08\u81ea\u5206\u306e\u901f\u5ea6\uff09}}$$<\/p>\n\n\n\n<p>\u3092\u5229\u7528\u3057\u3066\u8003\u3048\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\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 class=\"setumonnkakko\">\u7269\u4f53A\u306e\u901f\u5ea6\u306f $v\\SUB{A}=50\\punit{km\/h}$\uff0c\u7269\u4f53B\u306e\u901f\u5ea6\u306f $v\\SUB{B}=-80\\punit{km\/h}$ \u306a\u306e\u3067\uff0c<br>$$v\\SUB{AB}=-80-50=-130\\punit{km\/h}$$<\/p>\n\n\n\n<p class=\"setumonnkakko\">\u7269\u4f53A\u306e\u901f\u5ea6\u306f $\\vec{v\\SUB{A}}=(0,\\,v_1)$\uff0c\u7269\u4f53B\u306e\u901f\u5ea6\u306f $\\vec{v\\SUB{B}}=(v_2,\\,0)$ \u306a\u306e\u3067\uff0c<br>$$\\vec{v\\SUB{AB}}=(v_2,\\,0)-(0,\\,v_1)=(v_2,\\,-v_1)$$<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u56f3\u5f62\u7684\u306a\u89e3\u91c8<\/h3>\n\n\n\n<p>(2) \u306b\u3064\u3044\u3066\u306f\uff0c<span class=\"st-mymarker-s-b\">\u30d9\u30af\u30c8\u30eb\u540c\u58eb\u306e\u5f15\u304d\u7b97\u306a\u306e\u3067\uff0c\u7d42\u70b9\u3092\u7d50\u3076\u3068\u3044\u3046\u56f3\u3092\u7528\u3044\u305f\u65b9\u6cd5<\/span>\u3067\u3082\u89e3\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u59cb\u70b9\u3092\u305d\u308d\u3048\u3066 $\\vec{v\\SUB{A}},\\,\\vec{v\\SUB{B}}$ \u3092\u56f3\u793a\u3059\u308b\u3053\u3068\u3067\uff0c$\\vec{v\\SUB{B}}-\\vec{v\\SUB{A}}$ \u306f\u56f3\u306e\u3088\u3046\u306b\u5c0e\u304b\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large physicsimg\"><img decoding=\"async\" width=\"194\" height=\"135\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406041.svg\" alt=\"\" class=\"wp-image-2543\" title=\"\"\/><noscript><img decoding=\"async\" width=\"194\" height=\"135\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u7269\u7406041.svg\" alt=\"\" class=\"wp-image-2543\" title=\"\"\/><\/noscript><\/figure>\n\n\n\n<p>\u3053\u308c\u306f\u3064\u307e\u308a\uff0c\u300c\u7269\u4f53A\u304b\u3089\u898b\u308b\u3068\uff0c\u7269\u4f53B\u306f\u53f3\u4e0b\u306b\u5411\u304b\u3063\u3066\u9032\u3093\u3067\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u308b\u300d\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"st-kaiwa-box kaiwaicon3 clearfix\"><div class=\"st-kaiwa-area2\"><div class=\"st-kaiwa-hukidashi2\"><div class=\"wp-block-st-blocks-st-kaiwa\">\n<p>\u8996\u899a\u7684\u306b\u3082\u7406\u89e3\u3057\u3084\u3059\u3044\u3067\u3059\u306d\u3002<\/p>\n<\/div><\/div><\/div><div class=\"st-kaiwa-face2\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" data-src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><noscript><img decoding=\"async\" src=\"https:\/\/torisetudy.com\/wp-content\/uploads\/2022\/07\/\u751f\u5f92\uff08\u6319\u624b\uff09.png\" width=\"60px\"><\/noscript><div class=\"st-kaiwa-face-name2\">\u751f\u5f92<\/div><\/div><\/div>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\uff0c\u7279\u306b2\u6b21\u5143\u7a7a\u9593\u3067\u306e\u76f8\u5bfe\u904b\u52d5\u3092\u8003\u3048\u308b\u969b\u306b\u306f\uff0c\u901f\u5ea6\u30d9\u30af\u30c8\u30eb\u306e\u5f15\u304d\u7b97\u3092\u56f3\u793a\u3057\u3066\u884c\u3046\u65b9\u6cd5\u3082\u4f7f\u3044\u3053\u306a\u305b\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76f8\u5bfe\u901f\u5ea6 \u9759\u6b62\u3057\u3066\u3044\u308b\u4eba\u304c\u89b3\u5bdf\u3059\u308b\u3068\u306f\u9650\u3089\u306a\u3044 \u7269\u7406\u306e\u554f\u984c\u3092\u89e3\u304f\u969b\u306b\u306f\uff0c\u9759\u6b62\u3057\u3066\u3044\u308b\u7acb\u5834\u3067\u8003\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\uff0c\u3053\u308c\u307e\u3067\u306e\u8b70\u8ad6\u304c\u6210\u7acb\u3059\u308b\u308f\u3051\u3067\u3059\u304c\uff0c\u65e5\u5e38\u751f\u6d3b\u3067\u306f\u3044\u3064\u3082\u9759\u6b62\u3057\u3066\u3044\u308b\u8996\u70b9\u3067\u7269\u4e8b\u3092\u8003\u3048\u3066\u3044\u308b &#8230; <\/p>\n","protected":false},"author":1,"featured_media":2568,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,7],"tags":[],"class_list":["post-2525","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\/2525"}],"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=2525"}],"version-history":[{"count":25,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/2525\/revisions"}],"predecessor-version":[{"id":7549,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/posts\/2525\/revisions\/7549"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=\/wp\/v2\/media\/2568"}],"wp:attachment":[{"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2525"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2525"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/torisetudy.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2525"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}