{"id":19454,"date":"2023-04-21T16:48:30","date_gmt":"2023-04-21T14:48:30","guid":{"rendered":"https:\/\/agora.xtec.cat\/zeraltsegria\/?p=19454"},"modified":"2023-04-26T18:45:26","modified_gmt":"2023-04-26T16:45:26","slug":"calculem-el-volum-de-lesfera","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/zeraltsegria\/general\/calculem-el-volum-de-lesfera\/","title":{"rendered":"CALCULEM EL VOLUM DE L&#8217;ESFERA"},"content":{"rendered":"<p>Com podem amb una taronja, un foli i un llapis descobrir la f\u00f3rmula per calcular el volum d&#8217;una esfera? Quina relaci\u00f3 hi ha entre l&#8217;\u00e0rea d&#8217;un cercle i l&#8217;\u00e0rea d&#8217;una esfera?<br \/>\nL&#8217;alumnat de cicle Superior ha dibuixat el perfil de la taronja en un paper sis vegades, dibuixant aix\u00ed sis circumfer\u00e8ncies. A continuaci\u00f3 han pelat la taronja i amb les peles han omplert quatre circumfer\u00e8ncies i dues s&#8217;han quedat buides. Finalment, han compartit les seves descobertes i han arribat a una s\u00e8rie de conclusions:<\/p>\n<ul>\n<li>&#8220;Pot ser que no ens surti del tot perfecte perqu\u00e8 les taronges no s\u00f3n esferes perfectes&#8221;<\/li>\n<li>&#8220;Hem descobert que l&#8217;\u00e0rea d&#8217;una esfera \u00e9s quatre vegades l&#8217;\u00e0rea d&#8217;una circumfer\u00e8ncia&#8221;<\/li>\n<\/ul>\n\r\n\t<div class=\"slideshow_container slideshow_container_style-light\" style=\" \" data-slideshow-id=\"19447\" data-style-name=\"style-light\" data-style-version=\"2.3.1\" >\r\n\r\n\t\t\t\t\t<div class=\"slideshow_loading_icon\"><\/div>\r\n\t\t\r\n\t\t<div class=\"slideshow_content\" style=\"display: none;\">\r\n\r\n\t\t\t<div class=\"slideshow_view\">\r\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\r\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-content\/uploads\/usu461\/2023\/04\/20230317_155520-rotated.jpg\" alt=\"20230317_155520\" width=\"336\" height=\"448\" \/>\r\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\r\n\t\t\t\t\t\t<div class=\"slideshow_title\">20230317_155520<\/div>\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t<div style=\"clear: both;\"><\/div><\/div><div class=\"slideshow_view\">\r\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\r\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-content\/uploads\/usu461\/2023\/04\/20230317_155230.jpg\" alt=\"20230317_155230\" width=\"448\" height=\"336\" \/>\r\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\r\n\t\t\t\t\t\t<div class=\"slideshow_title\">20230317_155230<\/div>\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t<div style=\"clear: both;\"><\/div><\/div><div class=\"slideshow_view\">\r\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\r\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-content\/uploads\/usu461\/2023\/04\/20230317_155215.jpg\" alt=\"20230317_155215\" width=\"448\" height=\"336\" \/>\r\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\r\n\t\t\t\t\t\t<div class=\"slideshow_title\">20230317_155215<\/div>\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t<div style=\"clear: both;\"><\/div><\/div><div class=\"slideshow_view\">\r\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\r\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-content\/uploads\/usu461\/2023\/04\/20230317_155208.jpg\" alt=\"20230317_155208\" width=\"448\" height=\"336\" \/>\r\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\r\n\t\t\t\t\t\t<div class=\"slideshow_title\">20230317_155208<\/div>\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t<div style=\"clear: both;\"><\/div><\/div>\r\n\t\t<\/div>\r\n\r\n\t\t<div class=\"slideshow_controlPanel slideshow_transparent\" style=\"display: none;\"><ul><li class=\"slideshow_togglePlay\" data-play-text=\"Visualitza\" data-pause-text=\"Pausa\"><\/li><\/ul><\/div>\r\n\r\n\t\t<div class=\"slideshow_button slideshow_previous slideshow_transparent\" role=\"button\" data-previous-text=\"Anterior\" style=\"display: none;\"><\/div>\r\n\t\t<div class=\"slideshow_button slideshow_next slideshow_transparent\" role=\"button\" data-next-text=\"Seg\u00fcent\" style=\"display: none;\"><\/div>\r\n\r\n\t\t<div class=\"slideshow_pagination\" style=\"display: none;\" data-go-to-text=\"V\u00e9s a la diapositiva\"><div class=\"slideshow_pagination_center\"><\/div><\/div>\r\n\r\n\t\t<!-- WordPress Slideshow Version 2.3.1 -->\r\n\r\n\t\t\t<\/div>\r\n\r\n\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Com podem amb una taronja, un foli i un llapis descobrir la f\u00f3rmula per calcular el volum d&#8217;una esfera? Quina relaci\u00f3 hi ha entre l&#8217;\u00e0rea d&#8217;un cercle i l&#8217;\u00e0rea d&#8217;una esfera? L&#8217;alumnat de cicle Superior ha dibuixat el perfil de la taronja en un paper sis vegades, dibuixant aix\u00ed sis circumfer\u00e8ncies. A continuaci\u00f3 han pelat [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"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":[104,59,1],"tags":[],"class_list":["post-19454","post","type-post","status-publish","format-standard","hentry","category-cicle-superior","category-escola-vilanova","category-general"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/posts\/19454","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/comments?post=19454"}],"version-history":[{"count":2,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/posts\/19454\/revisions"}],"predecessor-version":[{"id":19456,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/posts\/19454\/revisions\/19456"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/media?parent=19454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/categories?post=19454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/zeraltsegria\/wp-json\/wp\/v2\/tags?post=19454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}