Quiz — Lycée Pilote Ariana - DC 3 2012.pdf

Question 1 sur 10 20:00

[{"id":10343,"question":"Quelle est la formule de la vitesse moyenne ?","option_a":"v = d\/t","option_b":"v = t\/d","option_c":"v = d × t","option_d":"v = d + t","option_e":"","option_f":"","bonne_reponse":"a","explication":"La vitesse moyenne se calcule en divisant la distance parcourue (d) par le temps écoulé (t).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"v = d\/t\", \"b\": \"v = t\/d\", \"c\": \"v = d × t\", \"d\": \"v = d + t\"}}","_debug_options_count":4},{"id":10344,"question":"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":"La photosynthèse est le processus par lequel les plantes produisent de l'oxygène à partir de dioxyde de carbone et de lumière.","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":10345,"question":"Quel est le symbole chimique de l'eau ?","option_a":"O","option_b":"H2O","option_c":"CO2","option_d":"NaCl","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le symbole chimique de l'eau est H2O, composé de deux atomes d'hydrogène et d'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\": \"b\", \"options\": {\"a\": \"O\", \"b\": \"H2O\", \"c\": \"CO2\", \"d\": \"NaCl\"}}","_debug_options_count":4},{"id":10346,"question":"La loi d'Ohm s'exprime par la formule :","option_a":"U = R\/I","option_b":"U = R × I","option_c":"I = R × U","option_d":"R = U × I","option_e":"","option_f":"","bonne_reponse":"b","explication":"La loi d'Ohm stipule que la tension (U) est égale à la résistance (R) multipliée par l'intensité du courant (I).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"U = R\/I\", \"b\": \"U = R × I\", \"c\": \"I = R × U\", \"d\": \"R = U × I\"","_debug_options_count":4},{"id":10347,"question":"Les enzymes sont des catalyseurs biologiques.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Les enzymes sont des protéines qui accélèrent les réactions chimiques dans les organismes vivants.","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":10348,"question":"Quelle est l'unité de mesure de l'énergie dans le système international ?","option_a":"Joule","option_b":"Watt","option_c":"Newton","option_d":"Pascal","option_e":"","option_f":"","bonne_reponse":"a","explication":"L'unité de mesure de l'énergie dans le système international est le Joule (J).","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Joule\", \"b\": \"Watt\", \"c\": \"Newton\", \"d\": \"Pascal\"}}","_debug_options_count":4},{"id":10349,"question":"La respiration cellulaire produit de l'énergie sous forme de :","option_a":"Glucose","option_b":"ATP","option_c":"Oxygène","option_d":"Dioxyde de carbone","option_e":"","option_f":"","bonne_reponse":"b","explication":"La respiration cellulaire produit de l'ATP (adénosine triphosphate), la molécule énergétique utilisée par les cellules.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Glucose\", \"b\": \"ATP\", \"c\": \"Oxygène\", \"d\": \"Dioxyde de carbone\"}","_debug_options_count":4},{"id":10350,"question":"La pression atmosphérique diminue avec l'altitude.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"La pression atmosphérique diminue effectivement avec l'altitude, car la colonne d'air au-dessus devient moins dense.","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":10351,"question":"Quel est le pH d'une solution neutre ?","option_a":"0","option_b":"7","option_c":"14","option_d":"10","option_e":"","option_f":"","bonne_reponse":"b","explication":"Une solution neutre a un pH de 7. Les solutions acides ont un pH inférieur à 7, et les solutions basiques un pH supérieur à 7.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"0\", \"b\": \"7\", \"c\": \"14\", \"d\": \"10\"}}","_debug_options_count":4},{"id":10352,"question":"La loi de la gravitation universelle a été formulée par :","option_a":"Galilée","option_b":"Newton","option_c":"Einstein","option_d":"Archimède","option_e":"","option_f":"","bonne_reponse":"b","explication":"La loi de la gravitation universelle a été formulée par Isaac Newton en 1687.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Galilée\", \"b\": \"Newton\", \"c\": \"Einstein\", \"d\": \"Archimède\"}}","_debug_options_count":4}]