{"id":4208,"date":"2025-05-10T00:50:35","date_gmt":"2025-05-09T22:50:35","guid":{"rendered":"https:\/\/www.zahadyazajimavosti.cz\/?p=4208"},"modified":"2025-07-20T23:55:53","modified_gmt":"2025-07-20T21:55:53","slug":"zahady-mesice-5","status":"publish","type":"post","link":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/2025\/05\/10\/zahady-mesice-5\/","title":{"rendered":"Z\u00e1hady M\u011bs\u00edce (5)"},"content":{"rendered":"<p><strong>M\u011bs\u00edc nen\u00ed takov\u00fd, jak se n\u00e1m jev\u00ed?<\/strong><!--more--><br \/>\nMo\u017en\u00e1 jste si v\u0161imli, \u017ee na obzoru se m\u011bs\u00ed\u010dn\u00ed disk zd\u00e1 v\u011bt\u0161\u00ed. Vy\u0159e\u0161it tuto h\u00e1danku se pokou\u0161el u\u017e Aristoteles. A\u017e do ned\u00e1vn\u00e9 doby se m\u011blo za to, \u017ee tento optick\u00fd efekt je zp\u016fsoben zemskou atmosf\u00e9rou. Ale ve skute\u010dnosti atmosf\u00e9rickou refrakc\u00ed (oh\u00fdb\u00e1n\u00ed sv\u011bteln\u00fdch paprsk\u016f v atmosf\u00e9\u0159e), je M\u011bs\u00edc opticky men\u0161\u00ed, ne\u017e jeho skute\u010dn\u00e1 velikost. (1)<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4209\" src=\"https:\/\/www.zahadyazajimavosti.cz\/wp-content\/uploads\/2025\/07\/zaz_Zahady-Mesice-05.jpg\" alt=\"\" width=\"300\" height=\"222\" \/><\/p>\n<p>Na vin\u011b je optick\u00e1 iluze (Ponzo iluze) (2), zp\u016fsoben\u00e1 v\u00fdhradn\u011b na\u0161\u00edm mozkem. Kdy\u017e M\u011bs\u00edc vis\u00ed nad obzorem, n\u00e1\u0161 mozek jej srovn\u00e1v\u00e1 s ostatn\u00edmi objekty v pop\u0159ed\u00ed, jako jsou domy nebo stromy, a myln\u011b identifikuje jako vzd\u00e1len\u011bj\u0161\u00ed od n\u00e1s. A \u010d\u00edm d\u00e1le je od n\u00e1s objekt, t\u00edm v\u011bt\u0161\u00ed se n\u00e1m zd\u00e1. A \u010d\u00edm v\u00fd\u0161e je M\u011bs\u00edc nad obzorem, pak u\u017e jej nem\u00e1me s \u010d\u00edm srovn\u00e1vat a velikost se n\u00e1m zd\u00e1 b\u00fdt men\u0161\u00ed.<\/p>\n<p>Krom\u011b toho, M\u011bs\u00edc nen\u00ed kulat\u00fd, jak si mysl\u00edme, ale m\u00e1 vej\u010dit\u00fd tvar. Proto\u017ee je v\u0161ak nato\u010den k Zemi st\u00e1le jen jednou stranou, nem\u016f\u017eeme ho vid\u011bt v jeho prav\u00e9 podob\u011b.<\/p>\n<p><strong><em>Odkazy<\/em><\/strong><\/p>\n<p><em>(1) <a href=\"http:\/\/fyzika.jreichl.com\/main.article\/view\/1620-astronomicka-refrakce\" target=\"_blank\" rel=\"noopener\">http:\/\/fyzika.jreichl.com\/main.article\/view\/1620-astronomicka-refrakce<\/a><\/em><br \/>\n<em>(2) <a href=\"http:\/\/en.wikipedia.org\/wiki\/Ponzo_illusion\" target=\"_blank\" rel=\"noopener\">http:\/\/en.wikipedia.org\/wiki\/Ponzo_illusion<\/a><\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u011bs\u00edc nen\u00ed takov\u00fd, jak se n\u00e1m jev\u00ed?<\/p>\n","protected":false},"author":1,"featured_media":463,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[64],"class_list":["post-4208","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zahady","tag-mesic"],"_links":{"self":[{"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/posts\/4208","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/comments?post=4208"}],"version-history":[{"count":1,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/posts\/4208\/revisions"}],"predecessor-version":[{"id":4210,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/posts\/4208\/revisions\/4210"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/media\/463"}],"wp:attachment":[{"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/media?parent=4208"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/categories?post=4208"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zahadyazajimavosti.cz\/index.php\/wp-json\/wp\/v2\/tags?post=4208"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}