Tu utilises chaque jour des objets techniques : smartphone, trottinette \u00e9lectrique, ordinateur\u2026<\/p>\n
\ud83d\udc49 Mais te poses-tu la question suivante :\u00a0 Pourquoi ces objets sont-ils diff\u00e9rents de ceux d\u2019il y a 20 ou 50 ans ?<\/em><\/strong><\/p>\n \u00c0 la fin de ce sc\u00e9nario, tu dois \u00eatre capable de :<\/p>\n \ud83d\udc49 Ce th\u00e8me est tr\u00e8s fr\u00e9quent au brevet<\/strong>, notamment dans les exercices portant sur :<\/p>\n <\/p>\n Cette vid\u00e9o pr\u00e9sente de mani\u00e8re synth\u00e9tique les notions importantes li\u00e9es \u00e0 l\u2019\u00e9volution des objets techniques.<\/p>\n \ud83d\udc49Ce que tu dois retenir<\/strong><\/p>\n Cette infographie te permet d\u2019avoir une vision globale des notions essentielles \u00e0 retenir.<\/p>\n \ud83d\udc49 Lis l\u2019infographie en identifiant :<\/strong><\/p>\n Voir au format Powerpoint<\/a> ou PDF<\/a><\/p>\n Ce diaporama pr\u00e9sente les notions essentielles du sc\u00e9nario :<\/p>\n \ud83d\udc49 Elle te permet d\u2019avoir une premi\u00e8re compr\u00e9hension rapide<\/strong> avant d\u2019approfondir.<\/p>\n <\/p>\n Les cartes mentales permettent de visualiser les liens entre :<\/p>\n \ud83d\udc49 Conseils d\u2019exploitation<\/p>\n \u00c0 partir des ressources acad\u00e9miques :<\/p>\n <\/p>\n <\/p>\n <\/p>\n \ud83d\udc49 Ces vid\u00e9os permettent de mieux comprendre<\/p>\n \u00c0 consulter pour structurer tes r\u00e9visions :<\/p>\n <\/p>\n <\/p>\n \ud83d\udc49 Ces fiches sont indispensables pour retenir les notions attendues au DNB<\/strong>.<\/p>\n Pour bien r\u00e9viser, voici l\u2019ordre conseill\u00e9 :<\/p>\n \ud83d\udc49 Chaque ressource compl\u00e8te les autres : il est important de toutes les exploiter.<\/p>\n Teste tes connaissances pour v\u00e9rifier si tu es pr\u00eat pour le brevet.<\/p>\n \ud83d\udc49 \u00catre capable de r\u00e9pondre sans aide et de justifier ses r\u00e9ponses.<\/p>\n Ann\u00e9e :<\/strong> 2018 \n Ce sujet est le cas d\u2019\u00e9cole parfait<\/strong> pour ce sc\u00e9nario, car il mobilise directement :<\/p>\n .Ann\u00e9e :<\/strong> 2024 Ce sujet permet d\u2019aborder une autre dimension essentielle du sc\u00e9nario :<\/p>\n <\/p>\n Pour bien r\u00e9viser, voici l\u2019ordre conseill\u00e9 :<\/p>\n \ud83d\udc49 Chaque ressource compl\u00e8te les autres : il est important de toutes les exploiter.<\/p>\n","protected":false},"excerpt":{"rendered":" \ud83e\udded Situation de d\u00e9part Les objets techniques qui nous entourent \u00e9voluent en permanence. Du t\u00e9l\u00e9phone portable au v\u00e9lo, en passant par les moyens de transport ou les objets du quotidien, …<\/p>\n","protected":false},"author":210,"featured_media":9766,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[3,249],"tags":[],"class_list":["post-9751","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3eme","category-scenarios"],"_links":{"self":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/posts\/9751","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/users\/210"}],"replies":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/comments?post=9751"}],"version-history":[{"count":3,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/posts\/9751\/revisions"}],"predecessor-version":[{"id":9783,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/posts\/9751\/revisions\/9783"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/media\/9766"}],"wp:attachment":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/media?parent=9751"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/categories?post=9751"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-json\/wp\/v2\/tags?post=9751"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\n\ud83c\udfaf Objectif du sc\u00e9nario – Comment les objets techniques \u00e9voluent-ils ?<\/h2>\n
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\n\ud83c\udfa5 Vid\u00e9o de pr\u00e9sentation du sc\u00e9nario<\/h2>\n
![\"\"](\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-content\/uploads\/sites\/41\/2026\/04\/Video-Evolution.jpg\")
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\n\ud83e\udde0 Infographie \u2013 Comprendre l’\u00e9volution et l’impact des objets techniques<\/h2>\n
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\n\ud83d\udcd8Diaporama<\/h2>\n
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\n\ud83e\udde9 Cartes mentales<\/h2>\n
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\n\ud83c\udfa7 R\u00e9sum\u00e9 audio<\/h2>\n
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\ud83d\udc49 Conseils d\u2019\u00e9coute active<\/strong><\/p>\n\n
\n\ud83c\udfac\ud83d\udcddRessources vid\u00e9os et quiz pour v\u00e9rifier vos connaissances<\/h2>\n
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\n\ud83d\udcd8 Fiches de connaissances \u00e0 retenir<\/h2>\n
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\n\ud83d\udd17 Mise en relation des ressources<\/h2>\n
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\n\ud83d\udd0e Pour aller plus loin<\/h2>\n
Objectif d\u2019auto-\u00e9valuation<\/h3>\n
Questions<\/h3>\n
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\n\ud83c\udf93 Ce que tu dois savoir pour le DNB<\/h2>\n
Fiche de r\u00e9vision<\/h3>\n
![\"\"](\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-content\/uploads\/sites\/41\/2026\/04\/Fiche-de-revision-Comment-evolue-lobjet-technique-224x300.jpg\")
<\/a><\/p>\nNotions cl\u00e9s \u00e0 ma\u00eetriser<\/h3>\n
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\n\ud83c\udfaf Sujets de brevet en lien direct avec la compr\u00e9hension de l’\u00e9volution des objets et syst\u00e8mes techniques<\/h2>\n
\ud83d\udd0c 1. V\u00e9lo \u00e0 assistance \u00e9lectrique<\/h3>\n
Th\u00e9matique du sujet :<\/strong> V\u00e9lo \u00e0 assistance \u00e9lectrique
Partie concern\u00e9e :<\/strong> \u00c9volution d\u2019un objet technique \/ innovation<\/p>\n![\"\"](\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-content\/uploads\/sites\/41\/2026\/04\/1806dnbpro-zero-techn-vae-1-236x300.png\")
<\/a>\u00a0 ![\"\"](\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-content\/uploads\/sites\/41\/2026\/04\/1806dnbpro-zero-techn-vae_corrige-237x300.png\")
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\n\ud83c\udfe5 2. Douche \u00e0 faible consommation d\u2019eau<\/h3>\n
Th\u00e9matique du sujet :<\/strong> Optimisation d\u2019un objet technique
Partie concern\u00e9e :<\/strong> \u00c9volution + impact environnemental<\/p>\n![\"\"](\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/ressources-technologie\/wp-content\/uploads\/sites\/41\/2026\/04\/sujet-24gentech-sept-215x300.png\")
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\n\ud83d\udd17 Conseils d’utilisation de cette page pour r\u00e9viser<\/h2>\n
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