GET https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/fr/media/822-video-le-sous-marin

Commands

10 Queries
4.25 ms Query time
0 Failed Queries
# Time Connection Command
1 0.52 ms cache CONNECT redis.internal 6379 5 <null> 5 5
2 0.20 ms cache SELECT 0
3 0.18 ms cache MGET wJo3GJ9dRH:data > anonymous-media > id=6433,locale=fr,domain=junior
4 0.61 ms cache INFO Memory
5 0.04 ms cache MULTI 2
6 0.22 ms cache SETEX wJo3GJ9dRH:data > anonymous-media > id=6433,locale=fr,domain=junior 2678399 �d�A�_Oa:2:{i:0;s:13:"cache-service";i:1;s:36:"cache-service-data > anonymous-media";}a:15:{s:2:"id";i:822;s:5:"title";s:22:"Vidéo : Le sous-marin";s:4:"slug";s:19:"video-le-sous-marin";s:9:"mediaType";s:5:"video";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/822-6545f453502dc546521188.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/822-6545f453502dc546521188.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/822-6545f453502dc546521188.webp";}s:19:"thumbnailBackground";s:7:"#f6951d";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";N;s:5:"width";i:550;s:6:"height";i:440;s:11:"description";s:2434:"<p>En 1775, l&rsquo;am&eacute;ricain David Bushnell, invente l&rsquo;un des tous premiers sous-marins. Sa forme originale lui vaut le surnom de &laquo; la tortue &raquo;.</p> <p>Tout comme les sous-marins modernes, la tortue fonctionne avec des ballasts</p> <p>(&hellip;)<br /> et une h&eacute;lice de propulsion.<br /> (&hellip;)</p> <p>Un sous-marin est une superbe application du principe d&rsquo;Archim&egrave;de.</p> <p>&laquo; Un corps&nbsp;<strong>immerg&eacute;</strong>&nbsp;dans l&rsquo;eau subit une force dirig&eacute;e vers le haut dont l&rsquo;<strong>intensit&eacute;</strong>&nbsp;est &eacute;gale au&nbsp;<strong>poids</strong>&nbsp;de l&rsquo;eau qu&rsquo;il&nbsp;<strong>d&eacute;place</strong>&nbsp;&raquo;</p> <p>Cette nouvelle force se nomme la pouss&eacute;e d&rsquo;Archim&egrave;de. Elle d&eacute;pend du volume&nbsp;<strong>immerg&eacute;</strong>.<br /> (&hellip;)</p> <p>Il existe une autre force que nous connaissons tous : le poids.</p> <p>Si le poids est plus grand que la pouss&eacute;e (&hellip;) l&rsquo;objet coule.</p> <p>(&hellip;)</p> <p>Une masse compacte d&eacute;place&nbsp;<strong>peu</strong>&nbsp;d&rsquo;eau mais un navire, par sa&nbsp;<strong>forme</strong>, d&eacute;place&nbsp;<strong>beaucoup</strong>&nbsp;d&rsquo;eau.</p> <p>Si la pouss&eacute;e est &eacute;gale au poids, le navire flotte.</p> <p>(&hellip;)</p> <p><strong>Flotter</strong>&nbsp;ou&nbsp;<strong>couler</strong>&nbsp;est alors juste une question&nbsp;<strong>d&rsquo;&eacute;quilibre</strong>&nbsp;entre ces deux forces antagonistes que sont le&nbsp;<strong>poids</strong>&nbsp;et la&nbsp;<strong>pouss&eacute;e</strong>&nbsp;d&rsquo;Archim&egrave;de.<br /> (&hellip;)</p> <p>Un sous-marin est con&ccedil;u afin de pouvoir modifier son propre poids.<br /> C&rsquo;est le r&ocirc;le des ballasts(&hellip;)</p> <p>Ce sont de grands r&eacute;servoirs qui peuvent se remplir d&rsquo;eau pour alourdir le navire,</p> <p>(&hellip;)</p> <p>ou se remplir d&rsquo;air pour l&rsquo;all&eacute;ger.</p> <p>En plong&eacute;e, le sous marin &eacute;quilibre parfaitement les deux forces.</p> <p>Il peut ensuite se diriger et ajuster sa profondeur en actionnant des ailerons.<br /> (&hellip;)<br /> Il existe dans le monde plus de 400 sous marins en op&eacute;ration, dont la majorit&eacute; &agrave; vocation militaire&hellip;. Comme la tortue de Buschnell &hellip;</p>";s:11:"suggestions";a:6:{i:0;a:9:{s:2:"id";i:441;s:5:"title";s:17:"Flotte ou coule ?";s:4:"slug";s:15:"flotte-ou-coule";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/441-6545f3641819d973230049.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/441-6545f3641819d973230049.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/441-6545f3641819d973230049.webp";}s:19:"thumbnailBackground";s:7:"#f6951d";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:197:"<ul> <li>Classer les objets selon leur capacit&eacute; &agrave; flotter ;</li> <li>Introduire la notion de densit&eacute; ;</li> <li>Introduire le principe d&#39;Archim&egrave;de.</li> </ul>";}i:1;a:9:{s:2:"id";i:775;s:5:"title";s:28:"Vidéo : 3 états de l’eau";s:4:"slug";s:22:"video-3-etats-de-l-eau";s:9:"mediaType";s:5:"video";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/775-6545f44035ec4007622147.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/775-6545f44035ec4007622147.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/775-6545f44035ec4007622147.webp";}s:19:"thumbnailBackground";s:7:"#f6951d";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";N;}i:2;a:9:{s:2:"id";i:809;s:5:"title";s:24:"Vidéo : Flotte ou coule";s:4:"slug";s:21:"video-flotte-ou-coule";s:9:"mediaType";s:5:"video";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/809-6545f44da20d5534933868.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/809-6545f44da20d5534933868.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/809-6545f44da20d5534933868.webp";}s:19:"thumbnailBackground";s:7:"#f487b9";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";N;}i:3;a:9:{s:2:"id";i:341;s:5:"title";s:19:"L'histoire du vélo";s:4:"slug";s:18:"l-histoire-du-velo";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/341-6545f3289a911005423099.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/341-6545f3289a911005423099.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/341-6545f3289a911005423099.webp";}s:19:"thumbnailBackground";s:7:"#f487b9";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:239:"<ul> <li>Faire le rapprochement entre transmission par cha&icirc;ne et engrenages&nbsp;;</li> <li>D&eacute;finir le rapport de transmission&nbsp;;</li> <li>Faire une application d&#39;un calcul de p&eacute;rim&egrave;tre.</li> </ul>";}i:4;a:9:{s:2:"id";i:133;s:5:"title";s:17:"3 états de l'eau";s:4:"slug";s:16:"3-etats-de-l-eau";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/133-6545f2b39cb46991203040.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/133-6545f2b39cb46991203040.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/133-6545f2b39cb46991203040.webp";}s:19:"thumbnailBackground";s:7:"#004387";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:270:"<ul> <li>Illustrer le comportement microscopique des mol&eacute;cules en fonction de la phase observ&eacute;e.</li> <li>Montrer que les changements de phase se font &agrave; temp&eacute;rature constante.</li> <li>Montrer que 2 phases peuvent coexister.</li> </ul>";}i:5;a:9:{s:2:"id";i:630;s:5:"title";s:10:"Sous-marin";s:4:"slug";s:10:"sous-marin";s:9:"mediaType";s:10:"simulation";s:14:"thumbnailSizes";a:3:{s:9:"node_pack";s:160:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_node_pack/uploads/media/thumbnails/630-6545f3e2752a6430558484.webp";s:10:"suggestion";s:161:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_suggestion/uploads/media/thumbnails/630-6545f3e2752a6430558484.webp";s:5:"title";s:156:"https://junior.preprod-yousg3q-etbsswybjvlic.fr-3.platformsh.site/media-cache/media_thumbnail_title/uploads/media/thumbnails/630-6545f3e2752a6430558484.webp";}s:19:"thumbnailBackground";s:7:"#b51d8e";s:11:"publishedAt";O:17:"DateTimeImmutable":3:{s:4:"date";s:26:"2015-05-11 00:00:00.000000";s:13:"timezone_type";i:3;s:8:"timezone";s:3:"UTC";}s:8:"isExpert";b:0;s:5:"goals";s:276:"<ul> <li>&Eacute;tudier une application de la pouss&eacute;e d&#39;Archim&egrave;de&nbsp;;</li> <li>Appliquer le principe fondamental de la dynamique en &eacute;tudiant les effets d&#39;un &eacute;quilibre de forces (resp. d&#39;un d&eacute;s&eacute;quilibre).</li> </ul>";}}s:4:"tags";a:8:{i:0;s:10:"archimède";i:1;s:16:"bilan des forces";i:2;s:8:"bushnell";i:3;s:5:"coule";i:4;s:6:"flotte";i:5;s:6:"forces";i:6;s:10:"sous marin";i:7;s:10:"équilibre";}s:12:"baseNodeName";s:19:"Notre environnement";}
7 0.05 ms cache SADD wJo3GJ9dRH:tagscache-service wJo3GJ9dRH:data > anonymous-media > id=6433,locale=fr,domain=junior
8 0.06 ms cache SADD wJo3GJ9dRH:tagscache-service-data > anonymous-media wJo3GJ9dRH:data > anonymous-media > id=6433,locale=fr,domain=junior
9 0.49 ms cache EXEC
10 1.89 ms cache MGET wJo3GJ9dRH:data > locale-page-groups > locale=fr