{"id":4975,"date":"2018-01-08T22:33:15","date_gmt":"2018-01-08T21:33:15","guid":{"rendered":"http:\/\/agora.xtec.cat\/ceip-santesteve\/?p=4975"},"modified":"2018-01-08T22:34:23","modified_gmt":"2018-01-08T21:34:23","slug":"cantania-2018-particules","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/iesantesteve\/general\/cantania-2018-particules\/","title":{"rendered":"CANT\u00c0NIA 2018, PART\u00cdCULES"},"content":{"rendered":"<p>L&#8217;alumnat de cinqu\u00e8 comen\u00e7a a treballar l&#8217;esperat projecte de Cant\u00e0nia, aquest any sota el t\u00edtol PART\u00cdCULES<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/1.bp.blogspot.com\/-4m1uesEdMyM\/WW3oTeYsj5I\/AAAAAAAAAeE\/c6Ra_1QZ4iQb0EBmF0z0fGocHk_zjeD8ACLcBGAs\/s1600\/Portada_Particules_2018.jpg\" width=\"191\" height=\"191\" \/><\/p>\n<p style=\"font-weight: 400;\">Els cient\u00edfics afirmen que fa aproximadament tretze mil milions d&#8217;anys, una gran explosi\u00f3 va originar el nostre Univers. En els primers instants de la seva exist\u00e8ncia, es varen crear les quatre dimensions que ara anomenem &#8220;espaitemps&#8221;: tres d&#8217;espai i una de temps. Quatre forces tamb\u00e9 es van separar ja en el primer segon de vida: la for\u00e7a electromagn\u00e8tica, les dues forces nuclears -forta i d\u00e8bil- i la for\u00e7a gravitacional. Tamb\u00e9 des d&#8217;aquests primers instants, apareixen les part\u00edcules: protons, electrons, neutrons. En aquests inicis, tot t\u00e9 la forma d&#8217;una mena de sopa ca\u00f2tica i incandescent. Despr\u00e9s, l&#8217;Univers progressa i la temperatura, extremadament calenta, es va refredant de mica en mica.<\/p>\n<p style=\"font-weight: 400;\">Aquest refredament provoca que les part\u00edcules comencin a agrupar-se entre elles.\u00a0I \u00e9s aix\u00ed com comen\u00e7aran a apar\u00e8ixer els \u00e0toms: combinacions de nuclis de neutrons i protons amb electrons donant-hi voltes.\u00a0I l&#8217;Univers es refredar\u00e0 encara m\u00e9s i els \u00e0toms es combinaran entre ells conformant mol\u00e8cules. I les mol\u00e8cules s&#8217;ajuntaran entre elles, etc\u00e8tera. Es crea, d&#8217;aquesta manera, el que anomenem &#8220;mat\u00e8ria&#8221;. L&#8217;Univers continuar\u00e0 avan\u00e7ant en la dimensi\u00f3 temporal i es refredar\u00e0 cada cop m\u00e9s, i apareixeran tota mena de combinacions de part\u00edcules que conformaran gal\u00e0xies, nebuloses, estrelles, planetes&#8230;<\/p>\n<p style=\"font-weight: 400;\">En un d&#8217;ells, anomenat Terra, milers de milions d&#8217;anys m\u00e9s tard, aquestes combinacions de part\u00edcules i d&#8217;elements produiran aigua i altres components que faran sorgir la vida. I la vida crear\u00e0 \u00e9ssers amb capacitat d&#8217;observar i de recrear tota aquesta hist\u00f2ria: la m\u00fasica de l&#8217;Univers.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&#8217;alumnat de cinqu\u00e8 comen\u00e7a a treballar l&#8217;esperat projecte de Cant\u00e0nia, aquest any sota el t\u00edtol PART\u00cdCULES Els cient\u00edfics afirmen que fa aproximadament tretze mil milions d&#8217;anys, una gran explosi\u00f3 va originar el nostre Univers. En els primers instants de la seva exist\u00e8ncia, es varen crear les quatre dimensions que ara anomenem &#8220;espaitemps&#8221;: tres d&#8217;espai i [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4976,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[183,1],"tags":[72],"class_list":["post-4975","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bloc-5e-17-18","category-general","tag-musica"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/posts\/4975","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/comments?post=4975"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/posts\/4975\/revisions"}],"predecessor-version":[{"id":4977,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/posts\/4975\/revisions\/4977"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/media\/4976"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/media?parent=4975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/categories?post=4975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iesantesteve\/wp-json\/wp\/v2\/tags?post=4975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}