{"id":6798,"date":"2025-01-24T13:15:08","date_gmt":"2025-01-24T12:15:08","guid":{"rendered":"https:\/\/agora.xtec.cat\/escelspinetons\/?p=6798"},"modified":"2025-01-24T13:15:34","modified_gmt":"2025-01-24T12:15:34","slug":"una-llimona-com-a-pila","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/escelspinetons\/general\/una-llimona-com-a-pila\/","title":{"rendered":"Una llimona com a pila"},"content":{"rendered":"<p style=\"text-align: justify;\">L\u2019alumnat de sis\u00e8, com a activitat pr\u00e8via a la setmana del Projecte Transversal d\u2019Escola: Els<br \/>\nInvents\u00bb, hem estat fent un experiment\/descobriment.<br \/>\nAmb una llimona, una moneda de 5 c\u00e8ntims i un clau, hem fet una pila!<br \/>\nAqu\u00ed us posem una explicaci\u00f3 cient\u00edfica:<br \/>\nLa llimona cont\u00e9 \u00e0cid c\u00edtric, que actua com a un electr\u00f2lit, facilitant el flux d&#8217;ions. Quan els<br \/>\nmetalls (coure i zinc) es posen en contacte amb el suc de la llimona, es produeix una reacci\u00f3<br \/>\nelectroqu\u00edmica entre el coure, el zinc i els ions de la llimona. Aix\u00f2 genera un petit corrent<br \/>\nel\u00e8ctric que pot alimentar dispositius de baix consum, com una bombeta LED.<br \/>\nAmb aquest experiment he apr\u00e8s que es pot generar electricitat a partir de reaccions<br \/>\nqu\u00edmiques.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6790\" src=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-scaled.jpg\" alt=\"\" width=\"220\" height=\"110\" srcset=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-scaled.jpg 2560w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-300x150.jpg 300w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-1024x512.jpg 1024w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-768x384.jpg 768w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-1536x768.jpg 1536w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093514-2048x1024.jpg 2048w\" sizes=\"auto, (max-width: 220px) 100vw, 220px\" \/>\u00a0 \u00a0 \u00a0 \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6794 size-medium\" src=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-150x300.jpg\" alt=\"\" width=\"150\" height=\"300\" srcset=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-150x300.jpg 150w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-512x1024.jpg 512w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-768x1536.jpg 768w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-1024x2048.jpg 1024w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_094521-scaled.jpg 1280w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6793 size-medium\" src=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-300x150.jpg\" alt=\"\" width=\"300\" height=\"150\" srcset=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-300x150.jpg 300w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-1024x512.jpg 1024w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-768x384.jpg 768w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-1536x768.jpg 1536w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093834-2048x1024.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6791 size-medium\" src=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-300x150.jpg\" alt=\"\" width=\"300\" height=\"150\" srcset=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-300x150.jpg 300w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-1024x512.jpg 1024w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-768x384.jpg 768w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-1536x768.jpg 1536w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093803-2048x1024.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>\u00a0 <img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-6789 size-medium\" src=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-300x150.jpg\" alt=\"\" width=\"300\" height=\"150\" srcset=\"https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-300x150.jpg 300w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-1024x512.jpg 1024w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-768x384.jpg 768w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-1536x768.jpg 1536w, https:\/\/agora.xtec.cat\/escelspinetons\/wp-content\/uploads\/usu1587\/2025\/01\/IMG_20250122_093007-2048x1024.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>L\u2019alumnat de sis\u00e8, com a activitat pr\u00e8via a la setmana del Projecte Transversal d\u2019Escola: Els Invents\u00bb, hem estat fent un experiment\/descobriment. Amb una llimona, una moneda de 5 c\u00e8ntims i un clau, hem fet una pila! Aqu\u00ed us posem una explicaci\u00f3 cient\u00edfica: La llimona cont\u00e9 \u00e0cid c\u00edtric, que actua com a un electr\u00f2lit, facilitant el [&hellip;]<\/p>\n","protected":false},"author":1,"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":[113,1],"tags":[],"class_list":["post-6798","post","type-post","status-publish","format-standard","hentry","category-c-superior","category-general"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/posts\/6798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/comments?post=6798"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/posts\/6798\/revisions"}],"predecessor-version":[{"id":6799,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/posts\/6798\/revisions\/6799"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/media?parent=6798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/categories?post=6798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/escelspinetons\/wp-json\/wp\/v2\/tags?post=6798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}