{"version":"1.0","provider_name":"Astro-novinky.eu","provider_url":"https:\/\/www.astro-novinky.eu","title":"Video: Cesta do nitra atomu - Astro-novinky.eu","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"xgEt9a3cpr\"><a href=\"https:\/\/www.astro-novinky.eu\/index.php\/2025\/01\/31\/video-cesta-do-nitra-atomu\/\">Video: Cesta do nitra atomu<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.astro-novinky.eu\/index.php\/2025\/01\/31\/video-cesta-do-nitra-atomu\/embed\/#?secret=xgEt9a3cpr\" width=\"600\" height=\"338\" title=\"&#8220;Video: Cesta do nitra atomu&#8221; &#8212; Astro-novinky.eu\" data-secret=\"xgEt9a3cpr\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.astro-novinky.eu\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.astro-novinky.eu\/wp-content\/uploads\/2025\/01\/hq720.jpg","thumbnail_width":1280,"thumbnail_height":720,"description":"Atom, dlouho definovan\u00fd sp\u00ed\u0161e filozoficky jako\u017eto domn\u011bl\u00e1 nejmen\u0161\u00ed \u010d\u00e1stice hmoty. Dnes v\u00edme, \u017ee se skl\u00e1d\u00e1 z je\u0161t\u011b men\u0161\u00edch, subatom\u00e1rn\u00edch \u010d\u00e1stic a i ty v sob\u011b maj\u00ed dal\u0161\u00ed, je\u0161t\u011b men\u0161\u00ed \u010d\u00e1stice. Kdybychom si atom zv\u011bt\u0161ili tak, \u017ee j\u00e1dro bude kuli\u010dka o pr\u016fm\u011bru 2 cm, tak cel\u00fd atom bude velk\u00e1 koule o pr\u016fm\u011bru 2 km. A zat\u00edmco j\u00e1dro je nahu\u0161t\u011bn\u00e9 protony a neutrony, v tom velik\u00e9m obalu poletuj\u00ed tit\u011brn\u00e9 elektrony a cel\u00fd ten prostor je vlastn\u011b skoro vakuum."}