[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.gtasa.cz\/jak-funguje-gravitace\/#Article","mainEntityOfPage":"https:\/\/www.gtasa.cz\/jak-funguje-gravitace\/","headline":"Jak funguje gravitace","name":"Jak funguje gravitace","description":"Ve fyzice je zn\u00e1mo hned n\u011bkolik z\u00e1kladn\u00edch sil \u2013 siln\u00e1 a slab\u00e1 jadern\u00e1 s\u00edla, elektromagnetick\u00e1 s\u00edla a tak\u00e9 gravitace. Pr\u00e1v\u011b ta posledn\u00ed p\u0159edstavuje pro valnou \u010d\u00e1st lid\u00ed valn\u00fd probl\u00e9m, nebo\u0165 nen\u00ed jednoduch\u00e9 ji pochopit. Nen\u00ed toti\u017e tak intuitivn\u00ed jako ty ostatn\u00ed. Probl\u00e9m je v\u00a0tom, \u017ee funguje pon\u011bkud jinak, ne\u017e bychom mohli \u010dekat, a ne\u017e n\u00e1m","datePublished":"2024-08-23","dateModified":"2024-08-23","author":{"@type":"Person","@id":"https:\/\/www.gtasa.cz\/author\/#Person","name":"","url":"https:\/\/www.gtasa.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/91506ed60e31abe586276a3e1420719df081581a820344a28fa2034bb1a2fe22?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/91506ed60e31abe586276a3e1420719df081581a820344a28fa2034bb1a2fe22?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"gtasa.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.gtasa.cz\/wp-content\/uploads\/vesmir1_10_9.jpg","url":"https:\/\/www.gtasa.cz\/wp-content\/uploads\/vesmir1_10_9.jpg","height":0,"width":0},"url":"https:\/\/www.gtasa.cz\/jak-funguje-gravitace\/","about":["V\u011bda"],"wordCount":397,"articleBody":"Ve fyzice je zn\u00e1mo hned n\u011bkolik z\u00e1kladn\u00edch sil \u2013 siln\u00e1 a slab\u00e1 jadern\u00e1 s\u00edla, elektromagnetick\u00e1 s\u00edla a tak\u00e9 gravitace. Pr\u00e1v\u011b ta posledn\u00ed p\u0159edstavuje pro valnou \u010d\u00e1st lid\u00ed valn\u00fd probl\u00e9m, nebo\u0165 nen\u00ed jednoduch\u00e9 ji pochopit. Nen\u00ed toti\u017e tak intuitivn\u00ed jako ty ostatn\u00ed. Probl\u00e9m je v\u00a0tom, \u017ee funguje pon\u011bkud jinak, ne\u017e bychom mohli \u010dekat, a ne\u017e n\u00e1m na\u0161e smysly \u0159\u00edkaj\u00ed. T\u00edm z\u00e1kladn\u00edm probl\u00e9mem je, \u017ee pr\u00e1v\u011b ona ur\u010duje, kde je \u201enaho\u0159e\u201c a kde \u201edole\u201c. Tyto sm\u011bry v\u0161ichni zn\u00e1me ji\u017e od d\u011btstv\u00ed, av\u0161ak kdy\u017e si uv\u011bdom\u00edme, \u017ee vlastn\u011b jsme na kouli, najednou se n\u00e1m to m\u016f\u017ee zd\u00e1t divn\u00e9. Jak je nap\u0159\u00edklad mo\u017en\u00e9, \u017ee lid\u00e9 v\u00a0Austr\u00e1lii nespadnou, kdy\u017e jsou v\u00a0podstat\u011b vzh\u016fru nohama? D\u016fvodem, pro\u010d si to mysl\u00edme, je to, \u017ee nech\u00e1peme, jak vlastn\u011b gravitace funguje. Nep\u0159itahuje toti\u017e v\u011bci ur\u010dit\u00fdm sm\u011brem, n\u00fdbr\u017e ke gravita\u010dn\u00edmu centru, kter\u00e9 je v\u00a0na\u0161em p\u0159\u00edpad\u011b zemsk\u00e9 j\u00e1dro. Sm\u011br \u201edol\u016f\u201c tedy znamen\u00e1 sm\u011brem k\u00a0j\u00e1dru, a naopak \u201enahoru\u201c je od n\u011bj. Kdy\u017e si to uv\u011bdom\u00edme, je najednou pochopiteln\u00e9, jak se v\u0161ichni m\u016f\u017eeme na kouli \u017e\u00edt a nespadnout z\u00a0n\u00ed. Dal\u0161\u00edm probl\u00e9mem, kter\u00fd lid\u00e9 maj\u00ed, je fakt, \u017ee nap\u0159\u00edklad pt\u00e1ci \u010di hmyz mohou l\u00edtat, tedy p\u0159ekonat gravitaci, zat\u00edmco nap\u0159\u00edklad obrovsk\u00e9 oce\u00e1ny jsou dr\u017eeny pevn\u011b na zemi. I zde je vysv\u011btlen\u00ed jednoduch\u00e9. Gravitace je toti\u017e velmi slab\u00e1 s\u00edla, kterou je velmi snadn\u00e9 p\u0159ekonat. To ostatn\u011b dok\u00e1\u017eeme i my, kdy\u017e sk\u00e1\u010deme, nebo i kdy\u017e zvedneme ruku \u010di nohu. Zde si mus\u00edme uv\u011bdomit, \u017ee se jedn\u00e1 v\u00a0podstat\u011b o s\u00edlu, kterou na sebe p\u016fsob\u00ed dv\u011b t\u011blesa, a tak je z\u00e1visl\u00e1 na jejich hmotnosti. Je tedy nutn\u00e9 pochopit, \u017ee \u010d\u00edm t\u011b\u017e\u0161\u00ed t\u011bleso je, t\u00edm v\u011bt\u0161\u00ed bude gravita\u010dn\u00ed s\u00edla, kterou bude p\u016fsobit na sv\u00e9 okol\u00ed. Proto nelze o\u010dek\u00e1vat, \u017ee se bude chovat jako magnet, kter\u00fd p\u016fsob\u00ed elektromagnetickou, tedy mnohem siln\u011bj\u0161\u00ed, silou. Na gravitaci tedy nen\u00ed nic nepochopiteln\u00e9ho ani mystick\u00e9ho. Z\u00e1le\u017e\u00ed jen na tom, abychom dob\u0159e pochopili jej\u00ed z\u00e1konitosti.                                                                                                                                                                                                                                                                                                                                                                                        4.8\/5 - (6 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Jak funguje gravitace","item":"https:\/\/www.gtasa.cz\/jak-funguje-gravitace\/#breadcrumbitem"}]}]