Quiz — Magazine n°10 intégrales.pdf

Question 1 sur 10 20:00

[{"id":59829,"question":"Quelle est la formule de l'aire d'un cercle de rayon r ?","option_a":"A = πr","option_b":"A = πr²","option_c":"A = 2πr","option_d":"A = 4πr²","option_e":"","option_f":"","bonne_reponse":"b","explication":"La formule correcte est A = πr², où r est le rayon du cercle.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"A = πr\", \"b\": \"A = πr²\", \"c\": \"A = 2πr\", \"d\": \"A = 4πr²\"}}","_debug_options_count":4},{"id":59830,"question":"En mathématiques, la dérivée de x² est égale à 2x.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est vrai : la dérivée de x² est bien 2x, selon la règle de dérivation des fonctions puissances.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":59831,"question":"Quel est le résultat de 3 × (4 + 2) ?","option_a":"18","option_b":"14","option_c":"24","option_d":"30","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'ordre des opérations donne : 4 + 2 = 6, puis 3 × 6 = 18.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"18\", \"b\": \"14\", \"c\": \"24\", \"d\": \"30\"}}","_debug_options_count":4},{"id":59832,"question":"En sciences, la photosynthèse permet aux plantes de produire de l'oxygène.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est vrai : lors de la photosynthèse, les plantes absorbent du CO₂ et rejettent de l'O₂.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":59833,"question":"Quelle est la capitale de la Tunisie ?","option_a":"Sousse","option_b":"Tunis","option_c":"Sfax","option_d":"Bizerte","option_e":"","option_f":"","bonne_reponse":"b","explication":"La capitale de la Tunisie est Tunis.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Sousse\", \"b\": \"Tunis\", \"c\": \"Sfax\", \"d\": \"Bizerte\"}}","_debug_options_count":4},{"id":59834,"question":"En français, le participe passé s'accorde toujours avec le sujet.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Faux : l'accord du participe passé dépend du contexte (ex : avec l'auxiliaire être, il s'accorde avec le sujet).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":59835,"question":"Quel est le résultat de 5! (factorielle de 5) ?","option_a":"15","option_b":"25","option_c":"120","option_d":"625","option_e":"","option_f":"","bonne_reponse":"c","explication":"5! = 5 × 4 × 3 × 2 × 1 = 120.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"c\", \"options\": {\"a\": \"15\", \"b\": \"25\", \"c\": \"120\", \"d\": \"625\"}}","_debug_options_count":4},{"id":59836,"question":"En histoire, la révolution française a eu lieu en 1789.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est vrai : la révolution française a commencé en 1789 avec la prise de la Bastille.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4},{"id":59837,"question":"Quelle est la formule chimique de l'eau ?","option_a":"H₂O","option_b":"CO₂","option_c":"O₂","option_d":"CH₄","option_e":"","option_f":"","bonne_reponse":"a","explication":"La formule chimique de l'eau est H₂O (deux atomes d'hydrogène et un atome d'oxygène).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"H₂O\", \"b\": \"CO₂\", \"c\": \"O₂\", \"d\": \"CH₄\"}}","_debug_options_count":4},{"id":59838,"question":"En géographie, le désert du Sahara est situé en Afrique.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"C'est vrai : le Sahara est le plus grand désert chaud du monde et se trouve en Afrique.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Vrai\", \"b\": \"Faux\", \"c\": \"\", \"d\": \"\"}}","_debug_options_count":4}]