{"id":11366,"date":"2019-12-16T10:02:56","date_gmt":"2019-12-16T09:02:56","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=11366"},"modified":"2019-12-16T10:05:45","modified_gmt":"2019-12-16T09:05:45","slug":"joves-geolegs-investiguen-les-escletxes","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/joves-geolegs-investiguen-les-escletxes\/","title":{"rendered":"Joves ge\u00f2legs investiguen les Escletxes"},"content":{"rendered":"<p>Els dies 10 i 11 de desembre els alumnes de 6\u00e8 de prim\u00e0ria de <strong>l\u2019Escola Miquel Mart\u00ed i Pol<\/strong> de Sant Feliu de Llobregat van <a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/ambits\/geologia\/les-escletxes-primaria\/\" target=\"_blank\" rel=\"noopener noreferrer\">investigar la formaci\u00f3 de les Escletxes<\/a> del Papiol.<\/p>\n<p>Van comen\u00e7ar fent possibles hip\u00f2tesis de com s&#8217;han format aquestes escletxes per les accions de la natura al llarg de milions d\u2019anys. A continuaci\u00f3 es van dividir en grups de treball i van identificar els materials de la zona, la seva composici\u00f3 i les seves caracter\u00edstiques.<\/p>\n<p><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/12\/IMG_0628bis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-11368 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/12\/IMG_0628bis.jpg\" alt=\"\" width=\"201\" height=\"294\" \/><\/a>Per esbrinar de quin material es tractava, van haver de fer diverses proves (comprovar la consist\u00e8ncia del material, la reacci\u00f3 amb \u00e0cid clorh\u00eddric, la capacitat d\u2019estovar-se i la permeabilitat a l\u2019aigua). Van observar que hi havia dos materials diferents, un d\u2019inferior (argiles) i un material superior (calc\u00e0ries).<\/p>\n<p><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/12\/IMG_0634bis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-11369 alignright\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/12\/IMG_0634bis.jpg\" alt=\"\" width=\"207\" height=\"300\" \/><\/a>Posteriorment \u00a0els alumnes van entrar a quatre de les escletxes per estudiar-les amb detall, fent mesures d\u2019amplada, profunditat i direcci\u00f3.<\/p>\n<p>Un cop posades totes les dades en com\u00fa\u00a0 van deduir les causes i el proc\u00e9s de formaci\u00f3. Van arribar a la conclusi\u00f3 que degut a milions d\u2019anys d\u2019acci\u00f3 de l\u2019aigua de pluja, la calc\u00e0ria s\u2019ha anat degradant formant esquerdes que han perm\u00e8s a l\u2019aigua de\u00a0 pluja infiltrar-se fins al nivell inferior (argiles). El comportament pl\u00e0stic de les argiles saturades d\u2019aigua i la inclinaci\u00f3 del vessant ha provocat el lliscament de les calc\u00e0ries i el progressiu eixamplament de les esquerdes fins a formar les escletxes actuals.<\/p>\n<p>Tanmateix han fet d\u2019arquitectes per tal d\u2019aprendre quines solucions es poden portar a terme a les cases del Papiol per reduir aquest risc.<\/p>\n<p>Han apr\u00e8s molt i han gaudit de l\u2019aventura de travessar les Escletxes.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els dies 10 i 11 de desembre els alumnes de 6\u00e8 de prim\u00e0ria de l\u2019Escola Miquel Mart\u00ed i Pol de Sant Feliu de Llobregat van investigar la formaci\u00f3 de les Escletxes del Papiol. Van comen\u00e7ar fent possibles hip\u00f2tesis de com s&#8217;han format aquestes escletxes per les accions de la natura al llarg de milions d\u2019anys. [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":11374,"comment_status":"open","ping_status":"closed","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,"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":[1,295,29],"tags":[],"class_list":["post-11366","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-general","category-geologia","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/11366","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/comments?post=11366"}],"version-history":[{"count":3,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/11366\/revisions"}],"predecessor-version":[{"id":11372,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/11366\/revisions\/11372"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/11374"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=11366"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=11366"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=11366"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}