{"id":4238,"date":"2021-01-10T17:46:12","date_gmt":"2021-01-10T15:46:12","guid":{"rendered":"http:\/\/www.zsvltava.cz\/fyzika\/?p=4238"},"modified":"2024-12-27T23:10:05","modified_gmt":"2024-12-27T22:10:05","slug":"zimni-priklad","status":"publish","type":"post","link":"https:\/\/www.zsvltava.cz\/fyzika\/?p=4238","title":{"rendered":"Zimn\u00ed p\u0159\u00edklad"},"content":{"rendered":"<p>Vyd\u00e1v\u00e1\u0161 se s ly\u017eemi u\u017e\u00edt si zimn\u00edch radov\u00e1nek na kopec, kter\u00fd je dlouh\u00fd 800 m a m\u00e1 sklon 15\u00b0. <\/p>\n<p>Detailn\u011b, p\u0159ehledn\u011b, d\u016fkladn\u011b a d\u016fsledn\u011b vypo\u010d\u00edtej \/ zjisti n\u00e1sleduj\u00edc\u00ed \u00fadaje.<\/p>\n<ol type=\"1\">\n<li>Jakou bys m\u011bl(a) rychlost pod kopcem pokud bys jel(a) dol\u016f a nic by t\u011b nebrzdilo?<\/li>\n<li>Jak dlouho by trvalo vyj\u00edt kopec nahoru?<\/li>\n<li>Jak\u00fdm tlakem p\u016fsob\u00ed\u0161 b\u011bhem j\u00edzdy na sn\u00edh?<\/li>\n<li>Jakou vykon\u00e1\u0161 pr\u00e1ci p\u0159i vynesen\u00ed ly\u017e\u00ed nahoru na kopec?<\/li>\n<li>Jak je mo\u017en\u00e9, \u017ee je c\u00edtit v\u016fn\u011b sn\u011bhu?<\/li>\n<\/ol>\n<p>N\u00e1pov\u011bda:<\/p>\n<ul>\n<li>S kopcem ti pom\u016f\u017ee pan Pythagoras.<\/li>\n<li>Na sn\u011bhu se chod\u00ed pomaleji, ne\u017e je b\u011b\u017en\u00e9.<\/li>\n<li>Sn\u00edh tvo\u0159\u00ed ledov\u00e9 krystalky. Led je voda v pevn\u00e9m skupenstv\u00ed.<\/li>\n<li>J\u00edzda z kopce je kr\u00e1sn\u00e1 uk\u00e1zka z\u00e1kona zachov\u00e1n\u00ed energie.<\/li>\n<li>Ly\u017ee se nakupuj\u00ed podle v\u00fd\u0161ky ly\u017ea\u0159e.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Vyd\u00e1v\u00e1\u0161 se s ly\u017eemi u\u017e\u00edt si zimn\u00edch radov\u00e1nek na kopec, kter\u00fd je dlouh\u00fd 800 m a m\u00e1 sklon 15\u00b0. Detailn\u011b, p\u0159ehledn\u011b, d\u016fkladn\u011b a d\u016fsledn\u011b vypo\u010d\u00edtej &#8230;. <\/p>\n","protected":false},"author":1,"featured_media":4239,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42,46,43],"tags":[],"class_list":["post-4238","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-8-rocnik-2","category-energie","category-priklady-pro-8-rocnik"],"_links":{"self":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/4238","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4238"}],"version-history":[{"count":0,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/4238\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/media\/4239"}],"wp:attachment":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}