{"id":245,"date":"2020-02-21T17:29:28","date_gmt":"2020-02-21T16:29:28","guid":{"rendered":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/?page_id=245"},"modified":"2020-02-21T17:29:28","modified_gmt":"2020-02-21T16:29:28","slug":"22-diavoletto-di-cartesio","status":"publish","type":"page","link":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/22-diavoletto-di-cartesio\/","title":{"rendered":"22.   Diavoletto di Cartesio"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"127\" height=\"300\" src=\"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200121_160927-127x300.jpg\" alt=\"\" class=\"wp-image-246\" srcset=\"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200121_160927-127x300.jpg 127w, https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200121_160927-768x1813.jpg 768w, https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200121_160927-434x1024.jpg 434w, https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-content\/uploads\/2020\/02\/20200121_160927.jpg 1376w\" sizes=\"(max-width: 127px) 100vw, 127px\" \/><\/figure>\n\n\n\n<p><strong>IT<\/strong> &#8211; Inventato a met\u00e0 del 1600 non dal matematico francese Ren\u00e9 Descartes (da cui prende il nome) ma dallo scienziato italiano Raffaello Magiotti, il diavoletto di Cartesio o ludione \u00e8 uno strumento utile per \u00a0studiare la dinamica dei fluidi (gas e liquidi). Si tratta di un oggetto di vetro cavo con una piccola apertura in basso che pu\u00f2 avere forme varie tra cui il diavoletto. Inserito in un contenitore di vetro pieno d\u2019acqua, chiuso superiormente da una membrana, premendo la membrana si pu\u00f2 far galleggiare o affondare il ludione, grazie alla spinta di Archimede, l\u2019incomprimibilit\u00e0 dell\u2019acqua e la comprimibilit\u00e0 dell\u2019aria. <\/p>\n\n\n\n<p><strong>GB <\/strong>&#8211;\u00a0<strong>\u00a0 <\/strong>Descartes little devil &#8211; Invented in the mid-1600s not by the French\nmathematician Ren\u00e9 Descartes (from which it takes its name) but by the Italian\nscientist Raffaello Magiotti, Descartes&#8217; devil or ludione is a useful tool for\nstudying the dynamics of fluids (gases and liquids). It is a hollow glass\nobject with a small opening at the bottom that can have various shapes\nincluding the little devil. Inserted in a glass container filled with water,\nclosed at the top by a membrane, by pressing the membrane you can float or sink\nthe ludione, thanks to Archimedes&#8217; push, the incompressibility of the water and\nthe compressibility of the air.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>IT &#8211; Inventato a met\u00e0 del 1600 non dal matematico francese Ren\u00e9 Descartes (da cui prende il nome) ma dallo scienziato italiano Raffaello Magiotti, il diavoletto di Cartesio o ludione&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/245"}],"collection":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/comments?post=245"}],"version-history":[{"count":1,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/245\/revisions"}],"predecessor-version":[{"id":248,"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/pages\/245\/revisions\/248"}],"wp:attachment":[{"href":"https:\/\/www.liceoalessandrovolta.edu.it\/measurement\/wp-json\/wp\/v2\/media?parent=245"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}