{"id":10319,"date":"2025-06-10T08:20:14","date_gmt":"2025-06-10T06:20:14","guid":{"rendered":"https:\/\/agora.xtec.cat\/ieangeldetobies\/?p=10319"},"modified":"2025-06-10T08:20:15","modified_gmt":"2025-06-10T06:20:15","slug":"experimentem-amb-lelectricitat-estatica-i-els-circuits-electrics","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ieangeldetobies\/general\/experimentem-amb-lelectricitat-estatica-i-els-circuits-electrics\/","title":{"rendered":"Experimentem amb l&#8217;electricitat est\u00e0tica i els circuits el\u00e8ctrics"},"content":{"rendered":"\n<p>A 5\u00e8 A hem fet una s\u00e8rie d&#8217;experiments cient\u00edfics per aprofundir en els conceptes d&#8217;electricitat est\u00e0tica i corrent el\u00e8ctric.<\/p>\n\n\n\n<p>Hem comprovat que despr\u00e9s de fregar un bol\u00edgraf amb la roba s&#8217;hi enganxen paperets i hem investigat per saber que una de les propietats dels materials \u00e9s la c\u00e0rrega el\u00e8ctrica. En condicions normals un material \u00e9s neutre, \u00e9s a dir, t\u00e9 la mateixa quantitat de c\u00e0rrega positiva que de negativa. Quan freguem el bol\u00edgraf amb la roba, el pl\u00e0stic queda carregat negativament (electricitat est\u00e0tica) gr\u00e0cies a la transfer\u00e8ncia d&#8217;electrons i aix\u00f2 fa que pugui atreure objectes petits com un tros de paper.&nbsp;<\/p>\n\n\n\n<p>Tamb\u00e9 hem constru\u00eft circuits el\u00e8ctrics senzills per entendre el funcionament dels seus components. Hem utilitzat una pila com a generador i una bombeta i un molinet com a receptors, els hem connectat amb cable el\u00e8ctric i hem creat circuits senzills. Un cop fet aquest circuit hem posat un interruptor per controlar el flux el\u00e8ctric i hem vist com, quan aquest es talla, la pila no s&#8217;enc\u00e9n i el molinet no gira.<\/p>\n\n\n\n<p>Ens ha agradat molt experimentar amb els materials i les seves propietats.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69eb66938900e&quot;}\" data-wp-interactive=\"core\/image\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on-async--click=\"actions.showLightbox\" data-wp-on-async--load=\"callbacks.setButtonStyles\" data-wp-on-async-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-1024x1024.jpg\" alt=\"\" class=\"wp-image-10320\" srcset=\"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-1024x1024.jpg 1024w, https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-300x300.jpg 300w, https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-150x150.jpg 150w, https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-768x768.jpg 768w, https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115-1536x1536.jpg 1536w, https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-content\/uploads\/usu1448\/2025\/06\/InShot_20250608_191753115.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Amplia la imatge\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on-async--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>A 5\u00e8 A hem fet una s\u00e8rie d&#8217;experiments cient\u00edfics per aprofundir en els conceptes d&#8217;electricitat est\u00e0tica i corrent el\u00e8ctric. Hem [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10320,"comment_status":"closed","ping_status":"open","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":"default","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":"set","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":[14,1,4,5],"tags":[85,80,403,179,209,207,72,273],"class_list":["post-10319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5e","category-general","category-portada","category-primaria","tag-5e","tag-activitat","tag-electricitat","tag-experiment","tag-experimentacio","tag-medi","tag-primaria","tag-projecte"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/posts\/10319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/comments?post=10319"}],"version-history":[{"count":1,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/posts\/10319\/revisions"}],"predecessor-version":[{"id":10321,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/posts\/10319\/revisions\/10321"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/media\/10320"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/media?parent=10319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/categories?post=10319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ieangeldetobies\/wp-json\/wp\/v2\/tags?post=10319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}