{"id":2565,"date":"2025-09-10T11:53:35","date_gmt":"2025-09-10T09:53:35","guid":{"rendered":"https:\/\/sti2tech.com\/?page_id=2565"},"modified":"2025-09-10T14:18:58","modified_gmt":"2025-09-10T12:18:58","slug":"sti2d-1ere-dd-td-n4","status":"publish","type":"page","link":"https:\/\/sti2tech.com\/?page_id=2565","title":{"rendered":"STI2D – 1\u00e9re DD – TD n\u00b04"},"content":{"rendered":"\t\t
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TD n\u00b04 :D\u00e9couverte et r\u00e9flexion sur le cycle de vie d\u2019un objet<\/h2>\n

Objectif :<\/h3>\n

Comprendre le cycle de vie d\u2019un objet<\/strong> et r\u00e9fl\u00e9chir \u00e0 son impact environnemental, social et \u00e9conomique, afin de sensibiliser aux enjeux du d\u00e9veloppement durable<\/strong>.<\/p>\n

Mat\u00e9riel :<\/h3>\n
    \n
  • \n

    Un objet du quotidien (ex. : smartphone, voiture \u00e9lectrique, b\u00e2timent, v\u00eatements)<\/p>\n<\/li>\n

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    Vid\u00e9os sur l’analyse de cycle de vie en g\u00e9n\u00e9ral<\/p>\n<\/li>\n

  • \n

    Papier et crayon ou ordinateur pour sch\u00e9ma \/ prise de notes<\/p>\n<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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    Consignes :<\/h3>

    1.Observation de l\u2019objet :<\/b><\/h4>

    Vous utiliserez l’une des trois vid\u00e9os donn\u00e9es ci dessous pour \u00e9laborer le sch\u00e9ma g\u00e9n\u00e9ral du cycle de vie d’un objet.<\/p>

    • Notez les mat\u00e9riaux qui le composent<\/li>
    • Recherchez son origine : o\u00f9 et comment il a \u00e9t\u00e9 fabriqu\u00e9 ?<\/li><\/ul>

      2. Analyse du cycle de vie :<\/b><\/b><\/h4>
        • Identifiez et d\u00e9crivez les \u00e9tapes principales :
          • Extraction des mati\u00e8res premi\u00e8res<\/b><\/b><\/li>
          • Fabrication<\/b><\/b><\/li>
          • Transport<\/b><\/b><\/li>
          • Utilisation<\/b><\/b><\/li>
          • Fin de vie \/ recyclage<\/b><\/b><\/li><\/ul><\/li>
          • Pour chaque \u00e9tape, r\u00e9fl\u00e9chissez : quels impacts environnementaux, sociaux et \u00e9conomiques<\/b> peuvent \u00eatre associ\u00e9s ?<\/li><\/ul><\/li><\/ul>

            <\/b>3. R\u00e9flexion :<\/b><\/h4>
                • Quels choix pourraient r\u00e9duire l\u2019impact de cet objet sur l\u2019environnement et la soci\u00e9t\u00e9 ?<\/li>
                • Quelles solutions techniques ou organisationnelles pourraient prolonger sa dur\u00e9e de vie ?<\/b><\/li><\/ul><\/li><\/ul><\/li><\/ul>

                  4. Mise en pratique :<\/b><\/b><\/h4>
                      • R\u00e9alisez un sch\u00e9ma simplifi\u00e9 du cycle de vie<\/b> de l\u2019objet, en indiquant pour chaque \u00e9tape les principaux impacts.<\/li>
                      • Notez au moins <\/span>3 id\u00e9es innovantes ou bonnes pratiques<\/b> pour rendre cet objet plus durable.<\/span><\/li><\/ul><\/li><\/ul><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
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                        TD n\u00b04 :D\u00e9couverte et r\u00e9flexion sur le cycle de vie d\u2019un objet Objectif : Comprendre le cycle de vie d\u2019un objet et r\u00e9fl\u00e9chir \u00e0 son impact environnemental, social et \u00e9conomique, afin de sensibiliser aux enjeux du d\u00e9veloppement durable. Mat\u00e9riel : Un objet du quotidien (ex. : smartphone, voiture \u00e9lectrique, b\u00e2timent, v\u00eatements) Vid\u00e9os sur l’analyse de…<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"unboxed","_kad_post_vertical_padding":"hide","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"folder":[14],"class_list":["post-2565","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2565","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2565"}],"version-history":[{"count":13,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2565\/revisions"}],"predecessor-version":[{"id":2581,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2565\/revisions\/2581"}],"wp:attachment":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2565"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ffolder&post=2565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}