{"id":8389,"date":"2022-12-20T23:57:53","date_gmt":"2022-12-20T22:57:53","guid":{"rendered":"https:\/\/agora.xtec.cat\/iereccomtal\/?p=8389"},"modified":"2023-01-12T12:28:15","modified_gmt":"2023-01-12T11:28:15","slug":"construim-estructures-de-paper-i-pals-de-gelat-suporten-forces","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/iereccomtal\/general\/construim-estructures-de-paper-i-pals-de-gelat-suporten-forces\/","title":{"rendered":"Constru\u00efm estructures de paper i pals de gelat. Suporten forces?"},"content":{"rendered":"<p><em><span style=\"font-weight: 400;\">A 3r d\u2019ESO, dins la mat\u00e8ria STEAM -sota la mirada de la tecnologia-, vam arrencar la segona part del trimestre introduint-los en el m\u00f3n de les estructures. Se\u2019ls va proposar, en treball col\u00b7laboratiu, posar en pr\u00e0ctica alguns dels coneixements adquirits; construint dos tipus de maquetes (un pont amb pals de gelat i una plataforma amb perfils de paper), i avaluant l\u2019execuci\u00f3 d\u2019aquestes amb una prova de c\u00e0rrega.<\/span><\/em><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><em><span style=\"font-weight: 400;\">La plataforma de paper havia de suportar el pes d\u2019algun dels components del grup que l\u2019havia constru\u00eft.<\/span><\/em><\/li>\n<li style=\"font-weight: 400;\"><em><span style=\"font-weight: 400;\">El pont de pals de gelat havia de suportar una for\u00e7a m\u00ednima de 50 Newtons.<\/span><\/em><\/li>\n<\/ul>\n<p><em><span style=\"font-weight: 400;\">Cal dir que les plataformes constru\u00efdes han arribat a suportar c\u00e0rregues amb una massa de 80 kilograms, deformant-se a partir de 90 kilograms. La majoria dels ponts han suportat c\u00e0rregues superiors als 50 Newtons. Un grup de 3rC va arribar a superar els 40 kilograms ( final v\u00eddeo\u00a0adjunt).<\/span><\/em><\/p>\n<p><em><span style=\"font-weight: 400;\">Podem dir que ha estat una experi\u00e8ncia molt engrescadora pels alumn@s, que han treballat for\u00e7a, individualment i cooperativament, durant l\u2019execuci\u00f3 de les maquetes. Han pogut comprovar la resist\u00e8ncia d\u2019estructures constru\u00efdes per ells mateixos i amb materials a priori poc resistents com el paper i la fusta.<\/span><\/em><\/p>\n<div style=\"width: 1280px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-8389-1\" width=\"1280\" height=\"720\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/agora.xtec.cat\/iereccomtal\/wp-content\/uploads\/usu2139\/2022\/12\/VideoEstructuresArticle.mp4?_=1\" \/><a href=\"https:\/\/agora.xtec.cat\/iereccomtal\/wp-content\/uploads\/usu2139\/2022\/12\/VideoEstructuresArticle.mp4\">https:\/\/agora.xtec.cat\/iereccomtal\/wp-content\/uploads\/usu2139\/2022\/12\/VideoEstructuresArticle.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Treballem les estructures a l&#8217;\u00e0mbit STEAM. Constru\u00efm maquetes de paper i pals de gelat, i verifiquem si son resistents.<\/p>\n","protected":false},"author":56,"featured_media":8403,"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":[6,1,29,318],"tags":[232,270,337,338,339],"class_list":["post-8389","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-eso-3","category-general","category-portada","category-secundaria","tag-ambit-steam","tag-estructures","tag-maquetes-de-paper","tag-pont-pals-gelat","tag-prova-carrega-maqueta-pont"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/posts\/8389","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/users\/56"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/comments?post=8389"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/posts\/8389\/revisions"}],"predecessor-version":[{"id":8453,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/posts\/8389\/revisions\/8453"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/media\/8403"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/media?parent=8389"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/categories?post=8389"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/iereccomtal\/wp-json\/wp\/v2\/tags?post=8389"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}