{"id":2206,"date":"2015-08-15T10:24:07","date_gmt":"2015-08-15T08:24:07","guid":{"rendered":"http:\/\/www.zsvltava.cz\/fyzika\/?p=2206"},"modified":"2025-04-09T09:58:52","modified_gmt":"2025-04-09T07:58:52","slug":"proc-hraji-bubliny-vsemi-barvami","status":"publish","type":"post","link":"https:\/\/www.zsvltava.cz\/fyzika\/?p=2206","title":{"rendered":"Pro\u010d hraj\u00ed bubliny v\u0161emi barvami?"},"content":{"rendered":"<p><strong>Hra barev, kter\u00e1 se rozehr\u00e1v\u00e1 na povrchu m\u00fddlov\u00fdch bublin, nebo olejov\u00fdch skvrn je zp\u016fsobena nepravideln\u00fdm povrchem. Sv\u011btlo dopadaj\u00edc\u00ed na povrch \u010d\u00e1ste\u010dn\u011b proch\u00e1z\u00ed skrz, ale ur\u010dit\u00e1 \u010d\u00e1st se odraz\u00ed. R\u016fzn\u00e1 tlou\u0161\u0165ka d\u00e1v\u00e1 vyniknout r\u016fzn\u00fdm barv\u00e1m.<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/08\/bubble-zsvltava.jpeg\" alt=\"\" width=\"1344\" height=\"768\" class=\"aligncenter size-full wp-image-5197\" srcset=\"https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/08\/bubble-zsvltava.jpeg 1344w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/08\/bubble-zsvltava-300x171.jpeg 300w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/08\/bubble-zsvltava-1024x585.jpeg 1024w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/08\/bubble-zsvltava-768x439.jpeg 768w\" sizes=\"auto, (max-width: 1344px) 100vw, 1344px\" \/><\/p>\n<p>B\u00edl\u00e9 sv\u011btlo je ve skute\u010dnosti slo\u017eeno ze v\u0161ech mysliteln\u00fdch barev. Pokud jsou v\u0161echny zastoupeny rovnom\u011brn\u011b, spoj\u00ed se a my je vn\u00edm\u00e1me jako b\u00edl\u00e9 sv\u011btlo.<\/p>\n<p><a href=\"http:\/\/www.zsvltava.cz\/fyzika\/?attachment_id=2208\" rel=\"attachment wp-att-2208\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/spektrum-645x193.png\" alt=\"spektrum\" width=\"645\" height=\"193\" class=\"size-medium wp-image-2208\" srcset=\"https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/spektrum-645x193.png 645w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/spektrum-150x45.png 150w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/spektrum.png 1000w\" sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/a><\/p>\n<p>M\u00fddlov\u00e9 bubliny hraj\u00ed v\u0161emi barvami d\u00edky jevu zvan\u00e9mu interference sv\u011btla. Bublina m\u00e1 tenkou vrstvu m\u00fddla a vody, kter\u00e1 je je\u0161t\u011b ten\u010d\u00ed ne\u017e vlas. Kdy\u017e na ni dopad\u00e1 sv\u011btlo, \u010d\u00e1st se odraz\u00ed od vn\u011bj\u0161\u00edho povrchu bubliny a \u010d\u00e1st od vnit\u0159n\u00edho. Tyto odra\u017een\u00e9 paprsky se pak spoj\u00ed a podle toho, jak tlust\u00e1 je vrstva bubliny, n\u011bkter\u00e9 barvy sv\u011btla zes\u00edl\u00ed, zat\u00edmco jin\u00e9 se vyru\u0161\u00ed. V\u00fdsledkem je n\u00e1dhern\u00e1 duhov\u00e1 hra barev, kter\u00e1 se m\u011bn\u00ed s t\u00edm, jak se bublina pohybuje nebo zten\u010duje. Je to jako p\u0159\u00edrodn\u00ed sv\u011bteln\u00e1 show v kapce m\u00fddla!\u00a8<\/p>\n<p>Stejn\u00fd efekt, ze stejn\u00e9ho d\u016fvodu lze pozorovat na CD\/DVD.<\/p>\n<p><a href=\"http:\/\/www.zsvltava.cz\/fyzika\/?attachment_id=2212\" rel=\"attachment wp-att-2212\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/cd_disc.jpg\" alt=\"cd_disc\" width=\"640\" height=\"480\" class=\"size-full wp-image-2212\" srcset=\"https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/cd_disc.jpg 640w, https:\/\/www.zsvltava.cz\/fyzika\/wp-content\/uploads\/2015\/01\/cd_disc-150x112.jpg 150w\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hra barev, kter\u00e1 se rozehr\u00e1v\u00e1 na povrchu m\u00fddlov\u00fdch bublin, nebo olejov\u00fdch skvrn je zp\u016fsobena nepravideln\u00fdm povrchem. Sv\u011btlo dopadaj\u00edc\u00ed na povrch \u010d\u00e1ste\u010dn\u011b proch\u00e1z\u00ed skrz, ale ur\u010dit\u00e1 &#8230;. <\/p>\n","protected":false},"author":1,"featured_media":2443,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,13],"tags":[],"class_list":["post-2206","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-svetlo","category-zajimavosti"],"_links":{"self":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/2206","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=2206"}],"version-history":[{"count":0,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/posts\/2206\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=\/wp\/v2\/media\/2443"}],"wp:attachment":[{"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2206"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2206"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zsvltava.cz\/fyzika\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2206"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}