{"id":1370,"date":"2020-02-27T15:43:26","date_gmt":"2020-02-27T14:43:26","guid":{"rendered":"https:\/\/svt-dalaine.fr\/svt\/?page_id=1370"},"modified":"2020-03-05T14:46:25","modified_gmt":"2020-03-05T13:46:25","slug":"theme-2-a-geosciences-et-dynamique-des-sols","status":"publish","type":"page","link":"https:\/\/svt-dalaine.fr\/svt\/theme-2-a-geosciences-et-dynamique-des-sols\/","title":{"rendered":"Th\u00e8me 2-A-G\u00e9osciences et dynamique des sols"},"content":{"rendered":"\t\t
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Loire (Sainte-Gemmes-sur-Loire)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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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I.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u2019\u00e9rosion, processus et cons\u00e9quences<\/p>

L\u2019\u00e9rosion affecte la totalit\u00e9 des reliefs terrestres. L\u2019eau est le principal facteur de leur alt\u00e9ration (modification physique et chimique des roches) et de leur \u00e9rosion (ablation et transport des produits de l\u2019alt\u00e9ration).<\/p>

Ce\u00a0TP1, sur l’\u00e9rosion et ses cons\u00e9quences<\/a> sera l’occasion d’aborder les notions d’\u00e9rosion, transport, granulom\u00e9trie, et d’initier l’utilisation du tableau Excel. <\/p><\/td><\/tr><\/tbody><\/table>\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

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Banc de sable sur la Loire<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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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Une partie des produits d\u2019alt\u00e9ration, solubles et\/ou solides, sont transport\u00e9s jusqu\u2019au lieu de leur s\u00e9dimentation, contribuant \u00e0 leur tour \u00e0 la modification du paysage. <\/p>

Ce TP2 (sedimentation_produits_erosion)<\/a>, permettra de valider les comp\u00e9tences d’utilisation d’un tableur.<\/p>\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

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Amphore \u00e0 vin (source Wikip\u00e9dia)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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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II.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 S\u00e9dimentation et milieux de s\u00e9dimentation<\/p>

III.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00c9rosion et activit\u00e9 humaine<\/p>

Avec le TP 3 roches s\u00e9dimentaires du Bassin parisien<\/a>, nous aborderons l’\u00e9tude des cartes g\u00e9ologiques du BRGM<\/a>, ainsi que les \u00e9chantillons macroscopiques des roches s\u00e9dimentaires et leur utilisation par l’homme.<\/p><\/td><\/tr><\/tbody><\/table>\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

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Conglom\u00e9rat, roche d\u00e9tritique (Haut Atlas marocain)<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\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<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Loire (Sainte-Gemmes-sur-Loire) I.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u2019\u00e9rosion, processus et cons\u00e9quences L\u2019\u00e9rosion affecte la totalit\u00e9 des reliefs terrestres. L\u2019eau est le principal facteur de leur alt\u00e9ration (modification physique et chimique des roches) et de leur \u00e9rosion (ablation et transport des produits de l\u2019alt\u00e9ration). Ce\u00a0TP1,… Lire la suite<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[68],"tags":[],"class_list":["post-1370","page","type-page","status-publish","hentry","category-2nde_theme_2_enjeux"],"yoast_head":"\nTh\u00e8me 2-A-G\u00e9osciences et dynamique des sols - Bienvenue sur le site de Sciences de la Vie et de la Terre<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/svt-dalaine.fr\/svt\/theme-2-a-geosciences-et-dynamique-des-sols\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Th\u00e8me 2-A-G\u00e9osciences et dynamique des sols - Bienvenue sur le site de Sciences de la Vie et de la Terre\" \/>\n<meta property=\"og:description\" content=\"Loire (Sainte-Gemmes-sur-Loire) I.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 L\u2019\u00e9rosion, processus et cons\u00e9quences L\u2019\u00e9rosion affecte la totalit\u00e9 des reliefs terrestres. 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