{"id":64852,"date":"2016-07-18T17:27:33","date_gmt":"2016-07-18T17:27:33","guid":{"rendered":"http:\/\/cms.portalsaofrancisco.com.br\/?p=64852"},"modified":"2016-07-18T17:45:40","modified_gmt":"2016-07-18T17:45:40","slug":"forca-centripeta","status":"publish","type":"post","link":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta","title":{"rendered":"For\u00e7a Centr\u00edpeta"},"content":{"rendered":"<h4>Gugliemo Marconi (1874 -1937) <\/h4>\n<p class=\"imagem\"><img decoding=\"async\" src=\"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif\" alt=\"For\u00e7a Centr\u00edpeta\" width=\"123\" height=\"119\" border=\"0\" title=\"For\u00e7a Centr\u00edpeta\" \/><img decoding=\"async\" src=\"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-3.gif\" alt=\"For\u00e7a Centr\u00edpeta\" width=\"128\" height=\"146\" border=\"0\" title=\"For\u00e7a Centr\u00edpeta\" \/><img decoding=\"async\" src=\"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-3.gif\" alt=\"For\u00e7a Centr\u00edpeta\" width=\"128\" height=\"146\" title=\"For\u00e7a Centr\u00edpeta\" \/><\/p>\n<p> Uma pedra amarrada a um barbante, que fazemos girar sobre a cabe\u00e7a;      um carro fazendo uma curva em uma estrada; os planetas girando em torno do      Sol; e os el\u00e9trons se movimentando ao redor do n\u00facleo de um      \u00e1tomo, s\u00e3o alguns exemplos de movimentos com trajet\u00f3rias      curvas.<\/p>\n<p> Mas o que faz um corpo descrever uma trajet\u00f3ria curva?<\/p>\n<p> A in\u00e9rcia de um corpo faz com que ele, quando em movimento, permane\u00e7a      sempre com a mesma velocidade e em linha reta, a menos que uma for\u00e7a      modifique esse movimento. \u00c9 poss\u00edvel mudar apenas a dire\u00e7\u00e3o      da velocidade, sem alterar o seu valor.<\/p>\n<p> Para isso, precisamos aplicar sobre o objeto uma for\u00e7a que seja perpendicular      \u00e0 sua trajet\u00f3ria, isto \u00e9, que seja perpendicular \u00e0      dire\u00e7\u00e3o de sua velocidade. Nesse caso, o objeto realizar\u00e1      um movimento com trajet\u00f3ria curva. A for\u00e7a que age e modifica      a dire\u00e7\u00e3o da velocidade de um corpo \u00e9 chamada for\u00e7a      central ou for\u00e7a centr\u00edpeta. Qualquer tipo de for\u00e7a pode      funcionar como for\u00e7a centr\u00edpeta.<\/p>\n<h4> <strong>Exemplos<\/strong><\/h4>\n<p> A Lua gira em tomo da Terra devido \u00e0 intera\u00e7\u00e3o gravitacional      entre os dois astros. A Lua tem \u00f3rbita quase circular e a for\u00e7a      que mant\u00e9m a Lua nessa \u00f3rbita \u00e9 a for\u00e7a gravitacional      aplicada pela Terra.<\/p>\n<p> Nesse caso, a for\u00e7a centr\u00edpeta \u00e9 uma for\u00e7a gravitacional.      Cargas el\u00e9tricas negativas podem girar em tomo de uma carga positiva      (ou vice-versa) devido \u00e0 a\u00e7\u00e3o de for\u00e7as de atra\u00e7\u00e3o      el\u00e9trica. Nesse caso, a for\u00e7a el\u00e9trica \u00e9 a for\u00e7a      centr\u00edpeta que obriga as cargas negativas a descreverem c\u00edrculos      em torno da positiva. <\/p>\n<p>Fonte:  www.saladefisica.com.br <\/p>\n","protected":false},"excerpt":{"rendered":"<p>For\u00e7a Centr\u00edpeta<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[320],"tags":[],"class_list":["post-64852","post","type-post","status-publish","format-standard","hentry","category-fisica"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta<\/title>\n<meta name=\"description\" content=\"For\u00e7a Centr\u00edpeta\" \/>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta\" \/>\n<meta property=\"og:description\" content=\"For\u00e7a Centr\u00edpeta\" \/>\n<meta property=\"og:url\" content=\"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta\" \/>\n<meta property=\"og:site_name\" content=\"Portal S\u00e3o Francisco\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Portal-S%c3%a3o-Francisco-230719150302226\/\" \/>\n<meta property=\"article:published_time\" content=\"2016-07-18T17:27:33+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2016-07-18T17:45:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. tempo de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/#\\\/schema\\\/person\\\/a2983caad62d5e66c056b66748c8d859\"},\"headline\":\"For\u00e7a Centr\u00edpeta\",\"datePublished\":\"2016-07-18T17:27:33+00:00\",\"dateModified\":\"2016-07-18T17:45:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta\"},\"wordCount\":295,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/wp-content\\\/uploads\\\/2016\\\/07\\\/forca-centripeta-1.gif\",\"articleSection\":[\"F\u00edsica\"],\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta\",\"url\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta\",\"name\":\"For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/wp-content\\\/uploads\\\/2016\\\/07\\\/forca-centripeta-1.gif\",\"datePublished\":\"2016-07-18T17:27:33+00:00\",\"dateModified\":\"2016-07-18T17:45:40+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/#\\\/schema\\\/person\\\/a2983caad62d5e66c056b66748c8d859\"},\"description\":\"For\u00e7a Centr\u00edpeta\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#breadcrumb\"},\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-BR\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#primaryimage\",\"url\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/wp-content\\\/uploads\\\/2016\\\/07\\\/forca-centripeta-1.gif\",\"contentUrl\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/wp-content\\\/uploads\\\/2016\\\/07\\\/forca-centripeta-1.gif\",\"width\":123,\"height\":119},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/ciencias-da-natureza\\\/fisica\\\/forca-centripeta#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"In\u00edcio\",\"item\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Ci\u00eancias da Natureza\",\"item\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/categoria\\\/ciencias-da-natureza\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"F\u00edsica\",\"item\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/categoria\\\/ciencias-da-natureza\\\/fisica\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"For\u00e7a Centr\u00edpeta\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/#website\",\"url\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/\",\"name\":\"Portal S\u00e3o Francisco\",\"description\":\"Pesquisa Escolar Gratuita\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/lab.fabricadelandings.com.br\\\/portalsaofrancisconovo\\\/#\\\/schema\\\/person\\\/a2983caad62d5e66c056b66748c8d859\",\"name\":\"admin\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta","description":"For\u00e7a Centr\u00edpeta","robots":{"index":"noindex","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"og_locale":"pt_BR","og_type":"article","og_title":"For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta","og_description":"For\u00e7a Centr\u00edpeta","og_url":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta","og_site_name":"Portal S\u00e3o Francisco","article_publisher":"https:\/\/www.facebook.com\/Portal-S%c3%a3o-Francisco-230719150302226\/","article_published_time":"2016-07-18T17:27:33+00:00","article_modified_time":"2016-07-18T17:45:40+00:00","og_image":[{"url":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif","type":"","width":"","height":""}],"author":"admin","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"admin","Est. tempo de leitura":"1 minuto"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#article","isPartOf":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta"},"author":{"name":"admin","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/#\/schema\/person\/a2983caad62d5e66c056b66748c8d859"},"headline":"For\u00e7a Centr\u00edpeta","datePublished":"2016-07-18T17:27:33+00:00","dateModified":"2016-07-18T17:45:40+00:00","mainEntityOfPage":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta"},"wordCount":295,"commentCount":0,"image":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#primaryimage"},"thumbnailUrl":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif","articleSection":["F\u00edsica"],"inLanguage":"pt-BR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#respond"]}]},{"@type":"WebPage","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta","url":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta","name":"For\u00e7a Centr\u00edpeta | F\u00edsica Ensino M\u00e9dio, F\u00edsica For\u00e7a Centr\u00edpeta","isPartOf":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/#website"},"primaryImageOfPage":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#primaryimage"},"image":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#primaryimage"},"thumbnailUrl":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif","datePublished":"2016-07-18T17:27:33+00:00","dateModified":"2016-07-18T17:45:40+00:00","author":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/#\/schema\/person\/a2983caad62d5e66c056b66748c8d859"},"description":"For\u00e7a Centr\u00edpeta","breadcrumb":{"@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#breadcrumb"},"inLanguage":"pt-BR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta"]}]},{"@type":"ImageObject","inLanguage":"pt-BR","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#primaryimage","url":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif","contentUrl":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-content\/uploads\/2016\/07\/forca-centripeta-1.gif","width":123,"height":119},{"@type":"BreadcrumbList","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/ciencias-da-natureza\/fisica\/forca-centripeta#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"In\u00edcio","item":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/"},{"@type":"ListItem","position":2,"name":"Ci\u00eancias da Natureza","item":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/categoria\/ciencias-da-natureza"},{"@type":"ListItem","position":3,"name":"F\u00edsica","item":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/categoria\/ciencias-da-natureza\/fisica"},{"@type":"ListItem","position":4,"name":"For\u00e7a Centr\u00edpeta"}]},{"@type":"WebSite","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/#website","url":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/","name":"Portal S\u00e3o Francisco","description":"Pesquisa Escolar Gratuita","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-BR"},{"@type":"Person","@id":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/#\/schema\/person\/a2983caad62d5e66c056b66748c8d859","name":"admin"}]}},"_links":{"self":[{"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/posts\/64852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/comments?post=64852"}],"version-history":[{"count":0,"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/posts\/64852\/revisions"}],"wp:attachment":[{"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/media?parent=64852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/categories?post=64852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lab.fabricadelandings.com.br\/portalsaofrancisconovo\/wp-json\/wp\/v2\/tags?post=64852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}