{"id":10673,"date":"2019-03-12T10:51:22","date_gmt":"2019-03-12T09:51:22","guid":{"rendered":"http:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/?p=10673"},"modified":"2019-03-12T14:12:35","modified_gmt":"2019-03-12T13:12:35","slug":"ens-endinsem-a-les-escletxes","status":"publish","type":"post","link":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/general\/ens-endinsem-a-les-escletxes\/","title":{"rendered":"Ens endinsem a les Escletxes!"},"content":{"rendered":"<p>Dimarts 5 de mar\u00e7 els alumnes de l&#8217;optativa de Geologia de 2n de batxillerat de l&#8217;<strong>Institut Fort Pius<\/strong> i l&#8217;<strong>Institut Salvador Espriu<\/strong>, tots dos de Barcelona, han fet una sortida de camp per investigar la geologia de la formaci\u00f3 de les Escletxes, els fen\u00f2mens de vessant que es produeixen i el risc que afecta a la poblaci\u00f3 del Papiol.<\/p>\n<p><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/03\/9a015415-16f6-4222-9a26-5c303aaacfacBis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-10669 alignleft\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/03\/9a015415-16f6-4222-9a26-5c303aaacfacBis.jpg\" alt=\"\" width=\"217\" height=\"300\" \/><\/a>Han comen\u00e7at formulant hip\u00f2tesis de com s\u2019han pogut formar les Escletxes i de perqu\u00e8 s&#8217;han format en aquesta zona i no en una altra. A continuaci\u00f3 s&#8217;han dividit en grups i\u00a0 han revisat el material necessari per realitzar el treball de camp.<\/p>\n<p>Primer han analitzat e identificat els dos tipus de materials que afloren a la zona, a partir de la seva composici\u00f3 i caracter\u00edstiques. Amb tota la informaci\u00f3 recopilada han confeccionat una columna estratigr\u00e0fica.<\/p>\n<p><a href=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/03\/fc9d39b5-0b0f-4a20-b8f6-deb92bf9633bbis.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-10684 alignright\" src=\"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-content\/uploads\/usu1385\/2019\/03\/fc9d39b5-0b0f-4a20-b8f6-deb92bf9633bbis.jpg\" alt=\"\" width=\"225\" height=\"300\" \/><\/a>Tot seguit han accedit a l&#8217;interior de sis escletxes per prendre mesures d&#8217;amplada, despla\u00e7ament vertical i profunditat i han utilitzat la br\u00faixola i el clin\u00f2metre per saber la inclinaci\u00f3 i direcci\u00f3.<\/p>\n<p>Un cop posades en com\u00fa totes les dades han dedu\u00eft les causes i el proc\u00e9s de formaci\u00f3. Han arribat a la conclusi\u00f3 que les roques superficials on es troben les escletxes s\u00f3n calc\u00e0ries que han patit un proc\u00e9s de clivellament \u00a0i \u00a0carstificaci\u00f3 (meteoritzaci\u00f3 de les roques calc\u00e0ries o carbonatades per dissoluci\u00f3) pel qual s&#8217;ha infiltrat l&#8217;aigua fins els materials inferiors on trobem argiles. La inestabilitat del material tou (argiles) al estar sotmeses a l&#8217;aigua que percola i la inclinaci\u00f3 del vessant han provocat el lliscament de les calc\u00e0ries i el progressiu eixamplament de les esquerdes fins a formar les escletxes actuals.<\/p>\n<p>Finalment han fet un recorregut pels carrers del Papiol observant les esquerdes que presenten algunes cases i valorant el risc que comporta.<\/p>\n<p>Han fet una gran feina com a ge\u00f2legs!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dimarts 5 de mar\u00e7 els alumnes de l&#8217;optativa de Geologia de 2n de batxillerat de l&#8217;Institut Fort Pius i l&#8217;Institut Salvador Espriu, tots dos de Barcelona, han fet una sortida de camp per investigar la geologia de la formaci\u00f3 de les Escletxes, els fen\u00f2mens de vessant que es produeixen i el risc que afecta a [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":10668,"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-10673","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\/10673","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=10673"}],"version-history":[{"count":3,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/10673\/revisions"}],"predecessor-version":[{"id":10685,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/posts\/10673\/revisions\/10685"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media\/10668"}],"wp:attachment":[{"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/media?parent=10673"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/categories?post=10673"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serveiseducatius.xtec.cat\/cda-cansantoi\/wp-json\/wp\/v2\/tags?post=10673"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}