{"id":51,"date":"2018-12-28T00:59:06","date_gmt":"2018-12-27T22:59:06","guid":{"rendered":"http:\/\/missioconvivencia.ccbages.cat\/?page_id=51"},"modified":"2019-01-11T09:57:33","modified_gmt":"2019-01-11T07:57:33","slug":"glosari","status":"publish","type":"page","link":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/glosari\/","title":{"rendered":"Sabies que\u2026?"},"content":{"rendered":"\n<p><strong>Sabies que&#8230;?<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-embed-youtube wp-block-embed is-type-video is-provider-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/gsCbkBj-bCA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-text-color has-background has-pure-white-color has-accent-background-color\">El <strong>s\u00edndrome de Kessler<\/strong> es un escenari hipot\u00e8tic en la densitat d&#8217;objectes en l&#8217;orbita baixa terrestre (LEO) \u00e9s prou alta com per que la col\u00b7lisi\u00f3 entre objectes pugui causar un efecte domin\u00f3 on cada col\u00b7lisi\u00f3 genera brossa espacial que incrementa la possibilitat d&#8217;aquestes col\u00b7lisions.&nbsp; <br>Fou proposat pel cient\u00edfic de la <a href=\"https:\/\/ca.wikipedia.org\/wiki\/NASA\">NASA<\/a> Donald J. Kessler el 1978 i pot implicar que la distribuci\u00f3 de brossa espacial pot provocar que activitats espacials i l&#8217;\u00fas de <a href=\"https:\/\/ca.wikipedia.org\/wiki\/Sat%C3%A8l%C2%B7lit_artificial\">sat\u00e8l\u00b7lits<\/a> en algunes \u00f2rbites determinades pugui ser impracticable durant moltes generacions <\/p>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p><strong>Sabies que&#8230;?<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"993\" height=\"746\" src=\"https:\/\/missioconvivencia.ccbages.cat\/wp-content\/uploads\/2018\/12\/ValentinaTereshkova.jpg\" alt=\"\" class=\"wp-image-39\" srcset=\"https:\/\/missioconvivencia.ccbages.cat\/wp-content\/uploads\/2018\/12\/ValentinaTereshkova.jpg 993w, https:\/\/missioconvivencia.ccbages.cat\/wp-content\/uploads\/2018\/12\/ValentinaTereshkova-300x225.jpg 300w, https:\/\/missioconvivencia.ccbages.cat\/wp-content\/uploads\/2018\/12\/ValentinaTereshkova-768x577.jpg 768w\" sizes=\"auto, (max-width: 993px) 100vw, 993px\" \/><figcaption>Valentina V. Tereixkova &#8211; <a href=\"https:\/\/ca.wikipedia.org\/wiki\/Programa_espacial_sovi%C3%A8tic\">Programa espacial sovi\u00e8tic <\/a><\/figcaption><\/figure>\n\n\n\n<p class=\"has-text-color has-background has-pure-white-color has-accent-background-color\"><strong>Valentina Vlad\u00edmirovna Tereixkova<\/strong> (en rus: \u0412\u0430\u043b\u0435\u043d\u0442\u0438\u0301\u043d\u0430 \u0412\u043b\u0430\u0434\u0438\u0301\u043c\u0438\u0440\u043e\u0432\u043d\u0430 \u0422\u0435\u0440\u0435\u0448\u043a\u043e\u0301\u0432\u0430) \u00e9s una excosmonauta, enginyera, militar i pol\u00edtica russa i fou la primera dona astronauta de la hist\u00f2ria. Va viatjar el 1963 a bord de la nau sovi\u00e8tica Vostok-6 que  va donar 48 voltes a la Terra en un viatge que va durar gaireb\u00e9 3 dies.<\/p>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p><strong>Sabies que&#8230;?<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.kinja-img.com\/gawker-media\/image\/upload\/s--JLWw1hWr--\/c_scale,fl_progressive,q_80,w_800\/myre7wwyiacrw2sx45ri.gif\" alt=\"\"\/><figcaption>Tim Peake &#8211; <a href=\"https:\/\/www.youtube.com\/watch?v=2Lz5UeROyXM\">Ag\u00e8ncia Espacial Europea<\/a><\/figcaption><\/figure>\n\n\n\n<p class=\"has-text-color has-background has-pure-white-color has-accent-background-color\">La <strong>microgravetat<\/strong> es la situaci\u00f3 que ocorre dintre els vehicles en \u00f2rbita al voltant de la Terra. S&#8217;assembla a la abs\u00e8ncia de gravetat (ingravidesa) pero no es el mateix, ja que aquests al estar en \u00f2rbita, es troben en situaci\u00f3 de caiguda lliure. Els astronautes de la ISS (Estaci\u00f3 Espacial Internacional) est\u00e1n permanentment en aquesta situaci\u00f3.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sabies que&#8230;? El s\u00edndrome de Kessler es un escenari hipot\u00e8tic en la densitat d&#8217;objectes en l&#8217;orbita baixa terrestre (LEO) \u00e9s prou alta com per que la col\u00b7lisi\u00f3 entre objectes pugui causar un efecte domin\u00f3 on cada col\u00b7lisi\u00f3 genera brossa espacial&#8230; <\/p>\n<p><a class=\"more-link\" href=\"https:\/\/missioconvivencia.ccbages.cat\/index.php\/glosari\/\"> Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-51","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/pages\/51","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/comments?post=51"}],"version-history":[{"count":8,"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/pages\/51\/revisions"}],"predecessor-version":[{"id":152,"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/pages\/51\/revisions\/152"}],"wp:attachment":[{"href":"https:\/\/missioconvivencia.ccbages.cat\/index.php\/wp-json\/wp\/v2\/media?parent=51"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}