Quiz — 2 ثانوي الفرض2 .pdf

Question 1 sur 10 20:00

[{"id":8815,"question":"Quelle est l’unité de mesure de la force dans le système international (SI) ?","option_a":"Newton (N)","option_b":"Joule (J)","option_c":"Watt (W)","option_d":"Pascal (Pa)","option_e":"","option_f":"","bonne_reponse":"a","explication":"L’unité de mesure de la force dans le système international est le Newton (N), en hommage à Isaac Newton.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"a\", \"options\": {\"a\": \"Newton (N)\", \"b\": \"Joule (J)\", \"c\": \"Watt (W)\", \"d\": \"Pascal (Pa)","_debug_options_count":4},{"id":8816,"question":"Vrai ou Faux ? 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":"Vrai. La photosynthèse est un processus biologique qui permet aux plantes de produire 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":8817,"question":"Quelle formule chimique correspond à l’eau ?","option_a":"H2O","option_b":"CO2","option_c":"O2","option_d":"NaCl","option_e":"","option_f":"","bonne_reponse":"a","explication":"La formule chimique de l’eau est H2O, composée 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\": \"a\", \"options\": {\"a\": \"H2O\", \"b\": \"CO2\", \"c\": \"O2\", \"d\": \"NaCl\"}}","_debug_options_count":4},{"id":8818,"question":"Vrai ou Faux ? La loi d’Ohm s’applique uniquement aux conducteurs ohmiques.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La loi d’Ohm (U = R × I) ne s’applique qu’aux conducteurs ohmiques, c’est-à-dire ceux dont la résistance est constante.","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":8819,"question":"Quel gaz est responsable de l’effet de serre naturel ?","option_a":"Oxygène (O2)","option_b":"Dioxyde de carbone (CO2)","option_c":"Azote (N2)","option_d":"Hydrogène (H2)","option_e":"","option_f":"","bonne_reponse":"b","explication":"Le dioxyde de carbone (CO2) est l’un des principaux gaz à effet de serre responsable du réchauffement climatique naturel.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"Oxygène (O2)\", \"b\": \"Dioxyde de carbone (CO2)\", \"c\": \"Azote (N2)","_debug_options_count":4},{"id":8820,"question":"Vrai ou Faux ? La mitose est un processus de division cellulaire qui donne deux cellules filles identiques.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La mitose est un processus de division cellulaire qui permet à une cellule mère de donner deux cellules filles génétiquement identiques.","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":8821,"question":"Quelle est la formule de la vitesse moyenne ?","option_a":"v = d × t","option_b":"v = d \/ t","option_c":"v = t \/ d","option_d":"v = a × t","option_e":"","option_f":"","bonne_reponse":"b","explication":"La vitesse moyenne se calcule avec la formule v = d \/ t, où d est la distance parcourue et t le temps écoulé.","points":1,"type":"qcm","actif":1,"section_id":null,"ordre":0,"_debug_answer_data_type":"string","_debug_answer_data_preview":"{\"correct\": \"b\", \"options\": {\"a\": \"v = d × t\", \"b\": \"v = d \/ t\", \"c\": \"v = t \/ d\", \"d\": \"v = a × t","_debug_options_count":4},{"id":8822,"question":"Vrai ou Faux ? L’acide chlorhydrique (HCl) est une base.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"b","explication":"Faux. L’acide chlorhydrique (HCl) est un acide, car il libère des ions H+ en solution aqueuse.","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":8823,"question":"Quel est le rôle principal des chloroplastes dans une cellule végétale ?","option_a":"Production d’énergie (respiration)","option_b":"Photosynthèse","option_c":"Stockage des nutriments","option_d":"Division cellulaire","option_e":"","option_f":"","bonne_reponse":"b","explication":"Les chloroplastes sont les organites responsables de la photosynthèse dans les cellules végétales, permettant la production de glucose et 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\": \"Production d’énergie (respiration)\", \"b\": \"Photosynthèse\", \"c","_debug_options_count":4},{"id":8824,"question":"Vrai ou Faux ? La gravité est une force attractive qui dépend de la masse des objets.","option_a":"Vrai","option_b":"Faux","option_c":"","option_d":"","option_e":"","option_f":"","bonne_reponse":"a","explication":"Vrai. La gravité est une force attractive qui dépend de la masse des objets et de la distance qui les sépare, selon la loi de Newton.","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}]