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Warning: putenv() has been disabled for security reasons in /home/users4/d/debrouilloweb/www/wikidebrouillard/includes/parser/Parser.php on line 2338 [ Wikidébrouillard ] Contributions de l’utilisateur
2 juin 2008 à 12:56 (hist) (diff) NEnergie potentielle : la chute ! (Nouvelle page : {{avertissement}} =='''Présentation de l'expérience'''== Créer de l'énergie grâce à la gravité. == '''Matériel''' == * 1 alternateur de vélo ("dynamo") * 1 ficelle * 1 ci...)