{"id":2322,"date":"2021-06-01T08:46:20","date_gmt":"2021-06-01T08:46:20","guid":{"rendered":"http:\/\/meumon.synology.me\/museu\/?p=2322"},"modified":"2021-06-04T09:30:01","modified_gmt":"2021-06-04T09:30:01","slug":"el-camp-magnetic-terrestre","status":"publish","type":"post","link":"http:\/\/meumon.synology.me\/museu\/el-camp-magnetic-terrestre\/","title":{"rendered":"El Camp magn\u00e8tic terrestre"},"content":{"rendered":"<p><a href=\"http:\/\/meumon.synology.me\/museu\/4-inventari-tot\/44-la-terra\/44t-la-terra\/\">La terra, geografia<\/a>\u00a0\u00a0 |\u00a0\u00a0\u00a0 <a href=\"http:\/\/meumon.synology.me\/museu\/ciencia-electricitat-i-magnetisme\/\">Electricitat i magnetisme<\/a><\/p>\n<hr \/>\n<p>Els corrents de convecci\u00f3 de ferro i n\u00edquel en el nucli terrestre ( <a href=\"http:\/\/meumon.synology.me\/museu\/la-terra-estructura\/\">estructura de la terra<\/a>), generen un camp magn\u00e8tic que surt de l&#8217;interior cap a l&#8217;exterior. Els pols magn\u00e8tics estan desviats aproximadament uns 11\u00ba respecte del nord geogr\u00e0fic. ( <a href=\"https:\/\/en.wikipedia.org\/wiki\/Earth's_magnetic_field\">wpd<\/a> )<\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"mw-mmv-final-image png mw-mmv-dialog-is-open\" src=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/2\/29\/Geographical_and_Magnetic_Poles.png\/800px-Geographical_and_Magnetic_Poles.png\" alt=\"\" width=\"603\" height=\"540\" crossorigin=\"anonymous\" \/><\/p>\n<p>Relationship between Earth&#8217;s poles. A1 and A2 are the geographic poles; B1 and B2 are the geomagnetic poles; C1 (south) and C2 (north) are the magnetic poles.<\/p>\n<p>La <a href=\"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/1\/11\/World_Magnetic_Declination_2015.pdf\">declinaci\u00f3 magn\u00e8tica<\/a> , la difer\u00e8ncia entre el nord geogr\u00e0fic\u00a0 (que trobar\u00edem marcant al direcci\u00f3 del sol quan l&#8217;ombra \u00e9s m\u00e9s curta) i el nord que indica la br\u00faixola, pot arribar als 30\u00ba [ a Catalunya els mapes comercals indiquen 1\u00ba40&#8242; oest].<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La terra, geografia\u00a0\u00a0 |\u00a0\u00a0\u00a0 Electricitat i magnetisme Els corrents de convecci\u00f3 de ferro i n\u00edquel en el nucli terrestre ( estructura de la terra), generen un camp magn\u00e8tic que surt de l&#8217;interior cap a l&#8217;exterior. Els pols magn\u00e8tics estan desviats aproximadament uns 11\u00ba respecte del nord geogr\u00e0fic. ( wpd ) Relationship between Earth&#8217;s poles. A1 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/meumon.synology.me\/museu\/el-camp-magnetic-terrestre\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;El Camp magn\u00e8tic terrestre&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[],"anotacio":[],"civilitzacio":[],"spec":[],"aspecies":[],"Tema poesia":[],"_links":{"self":[{"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/posts\/2322"}],"collection":[{"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/comments?post=2322"}],"version-history":[{"count":0,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/posts\/2322\/revisions"}],"wp:attachment":[{"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/media?parent=2322"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/categories?post=2322"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/tags?post=2322"},{"taxonomy":"anotacio","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/anotacio?post=2322"},{"taxonomy":"civilitzacio","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/civilitzacio?post=2322"},{"taxonomy":"spec","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/spec?post=2322"},{"taxonomy":"aspecies","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/aspecies?post=2322"},{"taxonomy":"Tema poesia","embeddable":true,"href":"http:\/\/meumon.synology.me\/museu\/wp-json\/wp\/v2\/Tema poesia?post=2322"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}