{"id":13274,"date":"2026-02-06T15:01:46","date_gmt":"2026-02-06T14:01:46","guid":{"rendered":"https:\/\/www.evoluscience.fr\/?page_id=13274"},"modified":"2026-03-07T11:08:39","modified_gmt":"2026-03-07T10:08:39","slug":"activite-1","status":"publish","type":"page","link":"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-2\/chapitre-2-les-mouvements-dans-le-systeme-solaire\/activite-1\/","title":{"rendered":"Activit\u00e9 1"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><em>Les spationautes peuvent \u00eatre amen\u00e9s \u00e0 s\u00e9journer dans la Station Spatiale Internationale (ISS) pour r\u00e9aliser des observations et des exp\u00e9riences. C\u2019\u00e9tait le cas de Thomas Pasquet et ce sera le cas de la spationaute Sophie Adenot ce 15 f\u00e9vrier 2026.<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.cite-espace.com\/actualites-spatiales\/sophie-adenot-prete-a-partir-dans-liss-pour-un-sejour-record\" target=\"_blank\" rel=\"noopener\" title=\"\">Pour en savoir plus sur Sophie Adenot<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/fr.wikipedia.org\/wiki\/Thomas_Pesquet\" target=\"_blank\" rel=\"noopener\" title=\"\">Pour en savoir plus sur Thomas Pesquet<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>L\u2019ISS a \u00e9t\u00e9 habit\u00e9e depuis 1998 et elle devrait fonctionner jusqu\u2019en 2030.<\/em><\/p>\n\n\n\n<div style=\"height:50px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-vivid-green-cyan-color has-text-color has-link-color wp-elements-dad23a687112044bd01954d3ba10e585 wp-block-paragraph\">Comment se d\u00e9place l\u2019ISS autour de la Terre&nbsp;?<\/p>\n\n\n\n<p class=\"has-background wp-block-paragraph\" style=\"background-color:#ffc59c\">Activit\u00e9 1&nbsp;: Le mouvement de l\u2019ISS (Station Spatiale Internationale) autour de la Terre<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Comp\u00e9tences travaill\u00e9es&nbsp;:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>Comprendre le langage scientifique<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:56px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Les fus\u00e9es et stations spatiales sont des objets en mouvement.<\/p>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-015a1d8d0d6cce539ed0e55c682176f6 wp-block-paragraph\" style=\"color:#ed4cba\"><strong>Un mouvement d&rsquo;un objet est d\u00e9fini par la trajectoire et la vitesse de l&rsquo;objet.<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ecrire la d\u00e9finition de mouvement dans le cahier.<\/li>\n<\/ol>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-4c0c94908086826e04fac2aeb7f96071 wp-block-paragraph\" style=\"color:#fb57c7\"><strong>Une trajectoire est l&rsquo;ensemble des positions occup\u00e9es au cours du temps par un objet qui se d\u00e9place.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Concernant notre voyage dans l&rsquo;Espace, nous partirions \u00e0 l&rsquo;aide d&rsquo;une fus\u00e9e pour atteindre l&rsquo;ISS, quelles sont leur trajectoire (cercle, droite) et mouvement (rectiligne, circulaire) ?<\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"279\" height=\"289\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image.png\" alt=\"\" class=\"wp-image-13279 size-full\"\/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">D\u00e9collage de la fus\u00e9e Soyouz pour rejoindre l&rsquo;ISS<\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\">\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:49% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"350\" height=\"331\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-1.png\" alt=\"\" class=\"wp-image-13280 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-1.png 350w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-1-300x284.png 300w\" sizes=\"auto, (max-width: 350px) 100vw, 350px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">D\u00e9placement de l&rsquo;ISS autour de la Terre<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(sens anti-horaire)<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Ecrire sur le cahier la d\u00e9finition de trajectoire et compl\u00e9ter le polycopi\u00e9.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">3.  Ecrire dans le cahier 2 exemples de mouvement rectiligne et 2 exemples de mouvement circulaire.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-712ea2ed5a746c5055d0fa28e481146e wp-block-paragraph\" style=\"color:#ff47c4\"><strong>La vitesse est le quotient de la distance parcourue par la dur\u00e9e du parcours (en m\/s ou km\/h).<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-ec6204cbb2afa87f670ef898fd4ae95f wp-block-paragraph\" style=\"color:#ff47c4\"><strong>Vitesse = Distance \/ Dur\u00e9e<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-4ed4c4429d3eb69e9966a76fd7ff4a37 wp-block-paragraph\" style=\"color:#ff47c4\"><strong>Distance = Vitesse x Dur\u00e9e<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-link-color wp-elements-33085f0a43231765f87e082e3d30e3e7 wp-block-paragraph\" style=\"color:#ff47c4\"><strong>Dur\u00e9e = Distance \/ Vitesse<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Ecrire la d\u00e9finition de la vitesse (en entier) sur le cahier.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">5. Sachant que l&rsquo;ISS a une vitesse constante et parcourt 82 500km en 3 heures, quelle est la vitesse de l&rsquo;ISS autour de la Terre en km\/h ? en m\/s ?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(Faire une phrase de pr\u00e9sentation de calcul puis \u00e9crire le calcul)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Rappel : 1 heure contient 60 minutes.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">6. Prenons deux situations, deux observateurs regardent le m\u00eame lac : l&rsquo;un est au bord de la rive du lac, l&rsquo;autre est \u00e0 bord de l&rsquo;ISS. Quelles sont leurs perceptions ? Est-ce la m\u00eame ? Qu&rsquo;est-ce qui change entre les deux situations ?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">7. Pr\u00e9venir le professeur que vous avez fini les principales questions .<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nous allons faire des calculs et comparer quelques vitesses.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A &#8211; Si l&rsquo;ISS fait le tour de la Terre en 90 minutes, combien de fois fait-elle le tour de la Terre en 24 heures ?<\/p>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">B &#8211; Le record de vitesse d&rsquo;un \u00eatre vivant sur terre est d\u00e9tenu par le gu\u00e9pard. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il peut parcourir 500m en 16.3 s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quelle est la vitesse du gu\u00e9pard en km\/h ?<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"583\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-1024x583.png\" alt=\"\" class=\"wp-image-13288 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-1024x583.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-300x171.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-768x437.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-520x296.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2-740x421.png 740w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-2.png 1300w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">C &#8211; Le record de vitesse d&rsquo;un \u00eatre vivant dans l&rsquo;air est d\u00e9tenu par le faucon p\u00e8lerin. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il peut parcourir 108m en 1s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quelle est la vitesse du faucon p\u00e8lerin en km\/h ?<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-1024x683.png\" alt=\"\" class=\"wp-image-13295 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-1024x683.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-300x200.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-768x512.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-390x260.png 390w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-520x347.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7-740x493.png 740w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-7.png 1500w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\">D &#8211; Le record de vitesse d&rsquo;un \u00eatre vivant dans l&rsquo;eau est d\u00e9tenu par l&rsquo;espadon-voilier. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il peut parcourir 30m en 1s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quelle est la vitesse l&rsquo;espadon-voilier en km\/h ?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"682\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11.png\" alt=\"\" class=\"wp-image-13301 size-full\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11.png 1024w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11-300x200.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11-768x512.png 768w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11-390x260.png 390w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11-520x346.png 520w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/02\/image-11-740x493.png 740w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-2\/chapitre-2-les-mouvements-dans-le-systeme-solaire\/activite-1\/conclusion\/\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png\" alt=\"\" class=\"wp-image-370\" style=\"width:434px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2026\/03\/6-P2-Chp2Act1-FC-1.pdf\" target=\"_blank\" rel=\" noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"735\" src=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png\" alt=\"\" class=\"wp-image-4366\" style=\"width:465px;height:auto\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png 735w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-520x520.png 520w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Les spationautes peuvent \u00eatre amen\u00e9s \u00e0 s\u00e9journer dans la Station Spatiale Internationale (ISS) pour r\u00e9aliser des observations et des exp\u00e9riences. C\u2019\u00e9tait le cas de Thomas Pasquet et ce sera le cas de la spationaute Sophie<a class=\"read-more\" href=\"https:\/\/www.evoluscience.fr\/index.php\/sixieme\/partie-2\/chapitre-2-les-mouvements-dans-le-systeme-solaire\/activite-1\/\">Continue reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":13270,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"class_list":["post-13274","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13274","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/comments?post=13274"}],"version-history":[{"count":0,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13274\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/13270"}],"wp:attachment":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/media?parent=13274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}