{"version":"1.0","provider_name":"Learn Libre","provider_url":"https:\/\/learnlibre.com\/es\/","author_name":"Learn Libre","author_url":"https:\/\/learnlibre.com\/es\/author\/sciencematters\/","title":"Heating and Cooling of Air - Learn Libre","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"yUazCDcJRJ\"><a href=\"https:\/\/learnlibre.com\/es\/heating-and-cooling-of-air\/\">Calentamiento y enfriamiento del aire<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/learnlibre.com\/es\/heating-and-cooling-of-air\/embed\/#?secret=yUazCDcJRJ\" width=\"600\" height=\"338\" title=\"&#8220;Heating and Cooling of Air&#8221; &#8212; Learn Libre\" data-secret=\"yUazCDcJRJ\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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:\/\/learnlibre.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/learnlibre.com\/wp-content\/uploads\/2025\/06\/Heating-and-Cooling-of-Air-Featured.webp","thumbnail_width":1200,"thumbnail_height":675,"description":"Approximate Time to Complete: 10-15 Minutes + Questions &amp; Journal Time About this activity In this experiment, you will use a balloon that can expand or contract depending on what is inside of it. You will expose that balloon to hot and cold temperatures to see what happens to the balloon and to the air..."}