{"id":8668,"date":"2021-11-07T20:12:07","date_gmt":"2021-11-07T19:12:07","guid":{"rendered":"https:\/\/agora.xtec.cat\/ceiplledoner\/?p=8668"},"modified":"2021-11-07T20:12:07","modified_gmt":"2021-11-07T19:12:07","slug":"experiment-com-extreure-clorofilla-de-les-fulles","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceiplledoner\/general\/experiment-com-extreure-clorofilla-de-les-fulles\/","title":{"rendered":"Experiment: Com extreure clorofil\u00b7la de les fulles?"},"content":{"rendered":"<p>Estem en plena tardor. A la classe visualitzem un v\u00eddeo molt interessant de l&#8217;infok &#8220;Per qu\u00e8 cauen les fulles a la tardor?&#8221; i, a partir d&#8217;aqu\u00ed, conversem sobre els trets m\u00e9s caracter\u00edstics d&#8217;aquesta estaci\u00f3 de l&#8217;any:\u00a0 parlem que els dies s&#8217;escurcen, comen\u00e7a a arribar el fred, la llum perd for\u00e7a, cauen les fulles dels arbres,&#8230; En aquest marc, i tenint en compte que ja fa dies que tenim ganes de fer un experiment (arran de l&#8217;espectacle cultural &#8220;Valentina Qu\u00e1ntica&#8221;), ens posem a fer un experiment relacionat amb la clorofil\u00b7la. Tots i totes n&#8217;hem sentit a parlar alguna vegada&#8230;<\/p>\n<p>Hem extret la clorofil\u00b7la de les fulles d&#8217;espinacs. Hem observat qu\u00e8 \u00e9s i hem intentat parlar sobre quina \u00e9s la seva funci\u00f3&#8230; Voleu veure com ho hem fet?<\/p>\n<p>Per poder portar a terme aquest experiment, cada grup ha hagut d&#8217;utilitzar el seg\u00fcent material: fulles d&#8217;espinacs, alcohol, paper de filtre, un morter, una m\u00e0 de morter, 2 gots i tisores.<\/p>\n<p>Descripci\u00f3 dels passos a seguir:<\/p>\n<ol>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Retalleu els espinacs en trossets petits amb les tisores i els poseu en el morter.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Tritureu els espinacs amb l\u2019ajuda de la m\u00e0 de morter.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Aneu afegint alcohol a mesura que aneu triturant els espinacs.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Aboqueu tot el l\u00edquid obtingut en un got.<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Agafeu un paper de filtre i el col\u00b7loqueu en l\u2019altre got per poder filtrar l\u2019extracte obtingut anteriorment.<\/span><\/li>\n<\/ol>\n<p><a href=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-8675\" src=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-1024x575.jpg\" alt=\"\" width=\"1024\" height=\"575\" srcset=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-1024x575.jpg 1024w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-300x169.jpg 300w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-768x432.jpg 768w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-1536x863.jpg 1536w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153344-2048x1151.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-8674\" src=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-1024x575.jpg\" alt=\"\" width=\"1024\" height=\"575\" srcset=\"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-1024x575.jpg 1024w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-300x169.jpg 300w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-768x432.jpg 768w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-1536x863.jpg 1536w, https:\/\/agora.xtec.cat\/ceiplledoner\/wp-content\/uploads\/usu1347\/2021\/11\/IMG_20211103_153434-2048x1151.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a> A part del tema cient\u00edfic, per fer aquest experiment hem treballat molt els seg\u00fcents aspectes:<\/p>\n<ul>\n<li>La responsabilitat: cada grup s&#8217;ha hagut de posar d&#8217;acord quin membre portava el morter i la m\u00e0 de morter.<\/li>\n<li>L&#8217;autonomia: cada grup ha fet l&#8217;experiment a partir de les instruccions del full donat (sense la intervenci\u00f3 de la mestra).<\/li>\n<li>Treball en equip: previ a fer l&#8217;experiment, cada grup s&#8217;ha hagut de posar d&#8217;acord sobre com es repartien les tasques a realitzar.<\/li>\n<\/ul>\n<p>Finalment, cadasc\u00fa ha fet la seva reflexi\u00f3 final,sobre tot all\u00f2 que havia apr\u00e8s visualitzant el v\u00eddeo i fent l&#8217;experiment.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Estem en plena tardor. A la classe visualitzem un v\u00eddeo molt interessant de l&#8217;infok &#8220;Per qu\u00e8 cauen les fulles a la tardor?&#8221; i, a partir d&#8217;aqu\u00ed, conversem sobre els trets m\u00e9s caracter\u00edstics d&#8217;aquesta estaci\u00f3 de l&#8217;any:\u00a0 parlem que els dies s&#8217;escurcen, comen\u00e7a a arribar el&hellip;  <a href=\"https:\/\/agora.xtec.cat\/ceiplledoner\/general\/experiment-com-extreure-clorofilla-de-les-fulles\/\" title=\"Read Experiment: Com extreure clorofil\u00b7la de les fulles?\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":54,"featured_media":8671,"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,"footnotes":""},"categories":[250,1,4],"tags":[],"class_list":["post-8668","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comunitat-de-grans","category-general","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/posts\/8668","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/users\/54"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/comments?post=8668"}],"version-history":[{"count":2,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/posts\/8668\/revisions"}],"predecessor-version":[{"id":8678,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/posts\/8668\/revisions\/8678"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/media\/8671"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/media?parent=8668"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/categories?post=8668"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceiplledoner\/wp-json\/wp\/v2\/tags?post=8668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}