{"id":589,"date":"2016-11-24T13:15:45","date_gmt":"2016-11-24T12:15:45","guid":{"rendered":"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/?p=589"},"modified":"2016-11-24T13:15:45","modified_gmt":"2016-11-24T12:15:45","slug":"com-es-la-materia-per-dins","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/vertex\/com-es-la-materia-per-dins\/","title":{"rendered":"Com \u00e9s la mat\u00e8ria per dins?"},"content":{"rendered":"<p>Els alumnes de 2n d\u2019ESO, com a treball a la classe de f\u00edsica i qu\u00edmica, han realitzat una maqueta amb l\u2019objectiu de  visualitzar el que ens diu la teoria cin\u00e8tica sobre l&#8217;estructura interna de la mat\u00e8ria.<br \/>\nLa teoria cin\u00e8tica explica que la mat\u00e8ria est\u00e0 formada per part\u00edcules molt petites. Quan est\u00e0 en estat s\u00f2lid les part\u00edcules estan unides molt fortament i formant una estructura r\u00edgida. Tenen un moviment de vibraci\u00f3 que augmenta quan el s\u00f2lid s&#8217;escalfa i disminueix quan es refreda. En l&#8217;estat l\u00edquid les part\u00edcules estan unides amb de manera menys forta que en l&#8217;estat s\u00f2lid i ja no hi ha una estructura clara. Es formen petits grups de part\u00edcules que poden lliscar unes sobre les altres (fluir). El moviment de vibraci\u00f3 de les part\u00edcules \u00e9s major que en el cas dels s\u00f2lids i tamb\u00e9 augmenta amb la temperatura. Finalment, en l&#8217;estat gas\u00f3s les forces d&#8217;uni\u00f3 entre les part\u00edcules s\u00f3n tan febles que aquestes es mouen amb total llibertat pel recipient que les cont\u00e9.<br \/>\nA m\u00e9s dels diferents estats d\u2019agregaci\u00f3, (s\u00f2lid, l\u00edquid i gas\u00f3s) la teoria cin\u00e8tica permet explicar fen\u00f2mens com els canvis d\u2019estat o la dilataci\u00f3. <\/p>\n<p><a href=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4768-e1479989632705.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4768-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-594\" \/><\/a> <a href=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4769-e1479989605152.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4769-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-593\" \/><\/a><\/p>\n<p><a href=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4770-e1479989583606.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4770-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-592\" \/><\/a> <a href=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4772-e1479989525768.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-content\/uploads\/usu362\/2016\/11\/IMG_4772-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-590\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els alumnes de 2n d\u2019ESO, com a treball a la classe de f\u00edsica i qu\u00edmica, han realitzat una maqueta amb l\u2019objectiu de  visualitzar el que ens diu la teoria cin\u00e8tica sobre l&#8217;estructura interna de la mat\u00e8ria.<br \/>\nLa teoria cin\u00e8tica explica que la mat\u00e8ria est\u00e0 formada&hellip;  <a href=\"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/vertex\/com-es-la-materia-per-dins\/\" title=\"Read Com \u00e9s la mat\u00e8ria per dins?\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":1,"featured_media":591,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[29,3],"tags":[83,113,112],"class_list":["post-589","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-portada","category-vertex","tag-eso","tag-exposicio","tag-fisica-i-quimica"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/posts\/589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/comments?post=589"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/posts\/589\/revisions"}],"predecessor-version":[{"id":595,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/posts\/589\/revisions\/595"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/media\/591"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/media?parent=589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/categories?post=589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ins-esc-danielmangrane\/wp-json\/wp\/v2\/tags?post=589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}