{"id":10322,"date":"2024-10-24T15:33:36","date_gmt":"2024-10-24T13:33:36","guid":{"rendered":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/?p=10322"},"modified":"2024-10-24T18:04:21","modified_gmt":"2024-10-24T16:04:21","slug":"fenomens-electrics","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/general\/fenomens-electrics\/","title":{"rendered":"FEN\u00d2MENS EL\u00c8CTRICS"},"content":{"rendered":"<p>AVUI, 24 d&#8217;octubre, l&#8217;alumnat de cicle superior s&#8217;ha despla\u00e7at en cotxe de l\u00ednia a CAIXAFORUM, PER A EXPERIMENTAR SOBRE un fenomen molt habitual al nostre dia, l&#8217;electricitat.<\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-10324\" src=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026-1024x655.jpg\" alt=\"\" width=\"1024\" height=\"655\" srcset=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026-1024x655.jpg 1024w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026-300x192.jpg 300w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026-768x491.jpg 768w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026.jpg 1420w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/p>\n<p>L&#8217;ELECTRICITAT \u00e9s un tipus d&#8217;energia que <strong>es manifesta de forma natural<\/strong>\u00a0 a la natura, en forma de llamps, o luminesc\u00e8ncia d&#8217;alguns animals; o <strong>b\u00e9 de forma artificial<\/strong>,\u00a0 amb tot tipus d&#8217; aparells el\u00e8ctrics de la nostra vida quotidiana.<\/p>\n<p><strong>PER\u00d2 QU\u00c8 \u00c9S L&#8217;ELECTRICITAT ??<\/strong><\/p>\n<p>TOT neix de la composici\u00f3 original de la que estem fets tots els \u00e9ssers vius o inerts : <span style=\"color: #ff0000\">LA MAT\u00c8RIA<\/span><\/p>\n<p><strong>La MAT\u00c8RIA est\u00e0 formada d&#8217;una unitat m\u00ednima, <span style=\"color: #0000ff\">el fam\u00f3s \u00c0TOM<\/span><\/strong><\/p>\n<p><a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/Sense-titol.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-10328\" src=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/Sense-titol.png\" alt=\"\" width=\"265\" height=\"190\" \/><\/a><\/p>\n<p>L&#8217;\u00c0TOM que \u00e9s una part\u00edcula petit\u00edssima est\u00e0 forma per 3 components:\u00a0 neutrons, protons i <span style=\"color: #ff6600\"><strong>ELECTRONS<\/strong>.<\/span><\/p>\n<p><span style=\"color: #ff00ff\">ELS ELECTRONS\u00a0 pesen poc i porten un tipus de c\u00e0rrega : LA C\u00c0RREGA NEGATIVA<\/span> ; en canvi els protons que pesen molt, porten una c\u00e0rrega POSITIVA;\u00a0 els neutrons, s\u00f3n neutres i aleshores, no tenen c\u00e0rrega.<\/p>\n<p>La mat\u00e8ria t\u00e9 \u00e0toms i els \u00e0toms tenen ELECTRONS, que es mouen a molta velocitat si, per exemple, freguem, la mat\u00e8ria .<\/p>\n<p>AQUEST trasp\u00e0s d&#8217;electrons que s&#8217;han mogut perqu\u00e8 \u00e9s com si <strong>els empeny\u00e9ssim,<\/strong> provoquen un tipus d&#8217;electricitat, <span style=\"color: #339966\"><strong>l &#8216;ELECTRICITAT EST\u00c0TICA.<\/strong><\/span><\/p>\n<p>ELS ELECTRONS SEMPRE BUSQUEN\u00a0 MATERIALS que els hi falta C\u00c0RREGA NEGATIVA, quan apropem dos materials de carregues diferents ( positiva i negativa ) els materials s&#8217;atreuen.Quan tenen la mateixa c\u00e0rrega es repelen.<\/p>\n<p>Amb aquesta SIMPLE explicaci\u00f3 entenem perqu\u00e8 ens passa la desc\u00e0rrega ( ens enrampem ) o\u00a0 <strong>se&#8217;ns posen els pels de punta com un plomall!<\/strong><\/p>\n<p>PODEM CREAR ELECTRICITAT, amb el moviment de la dinamo, amb el magnetisme de l&#8217;alternador o guardar-la al condensador d&#8217;alguns aparells, com hem pogut\u00a0 comprovar.<\/p>\n<p>SEMBLA un joc de m\u00e0gia, per\u00f2 l&#8217;electricitat \u00e9s poderosa, i l&#8217;hem d&#8217;entendre com un trasp\u00e0s d&#8217;energia que en els materials CONDUCTORS \u00e9s r\u00e0pida i eficient, PER\u00d2 els humans que som conductors perqu\u00e8 som 70% d&#8217;aigua, hem d&#8217;estar atents a la seva perillositat, ja que el nostre cos \u00e9s vulnerable a les sobrec\u00e0rregues el\u00e8ctriques!<\/p>\n<p>Els dispositius el\u00e8ctrics, endolls, cables han d&#8217;estar sempre coberts de materials <strong>A\u00efllantS<\/strong>, com ara pl\u00e0stic , cautx\u00fa, goma&#8230; per aix\u00f2 si veiem algun cable pelat\u00a0 i s&#8217;hi veu el coure<\/p>\n<p>( el material m\u00e9s bon conductor)\u00a0 l&#8217;hem de reparar <strong>o substituir!<\/strong><\/p>\n<p><strong>PER acabar HEM fet un experiment molt CLAR : en rotllana , ens hem passat la corrent el\u00e8ctrica, perqu\u00e8 quedi clar que som CONDUCTORS.<\/strong><\/p>\n<p><a href=\"https:\/\/drive.google.com\/drive\/folders\/1hpte6DeyTvlHHlTtr5eecf4Vmaz837pZ?usp=drive_link\">FOTOS I VIDEOS<\/a><a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025.jpg\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-10323\" src=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025-1024x625.jpg\" alt=\"\" width=\"1024\" height=\"625\" srcset=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025-1024x625.jpg 1024w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025-300x183.jpg 300w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025-768x469.jpg 768w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0025.jpg 1133w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a> <a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-10325\" src=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027-1024x415.jpg\" alt=\"\" width=\"1024\" height=\"415\" srcset=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027-1024x415.jpg 1024w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027-300x122.jpg 300w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027-768x311.jpg 768w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027-1536x622.jpg 1536w, https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0027.jpg 1599w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>AVUI, 24 d&#8217;octubre, l&#8217;alumnat de cicle superior s&#8217;ha despla\u00e7at en cotxe de l\u00ednia a CAIXAFORUM, PER A EXPERIMENTAR SOBRE un fenomen molt habitual al nostre dia, l&#8217;electricitat.<br \/>\n<a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-content\/uploads\/usu706\/2024\/10\/IMG-20241024-WA0026.jpg\"><\/a><br \/>\nL&#8217;ELECTRICITAT \u00e9s un tipus d&#8217;energia que es manifesta de forma natural\u00a0 a la natura, en forma de llamps,&hellip;  <a href=\"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/general\/fenomens-electrics\/\" title=\"Read FEN\u00d2MENS EL\u00c8CTRICS\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":39,"featured_media":10323,"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":[79,80,78,1,110],"tags":[],"class_list":["post-10322","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5e","category-6e","category-cs","category-general","category-portada"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/posts\/10322","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/comments?post=10322"}],"version-history":[{"count":4,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/posts\/10322\/revisions"}],"predecessor-version":[{"id":10330,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/posts\/10322\/revisions\/10330"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/media\/10323"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/media?parent=10322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/categories?post=10322"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/esc-stjordi-puigverdlleida\/wp-json\/wp\/v2\/tags?post=10322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}