Ecrit par ✅ Quiz : Acceleration Et Vecteur Vitesse
Ce quiz contient 20 questions.
Note : Placeholder pour valider la structure. Le JSON converti est conservé ci-dessous pour l’import final des vraies questions Tutor LMS.
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{
"quiz_title": "Acceleration Et Vecteur Vitesse",
"quiz_slug": "01_acceleration_et_vecteur_vitesse_quiz",
"quiz_description": "Quiz Edu509 : Acceleration Et Vecteur Vitesse",
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"time_value": 0,
"time_type": "minutes"
},
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"questions": [
{
"question_order": 1,
"question_title": "Un objet part du repos et atteint une vitesse de \\\\( 10{,}0\\\\ \\\\mathrm{m/s} \\\\) en \\\\( 5{,}0\\\\ \\\\mathrm{s} \\\\). Quelle est son accélération moyenne ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’accélération moyenne est \\\\( a = \\\\frac{\\\\Delta v}{\\\\Delta t} = \\\\frac{10{,}0}{5{,}0} = 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\).",
"answers": [
{
"answer_title": "\\\\( 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 0{,}5\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 5{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 10{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 2,
"question_title": "Laquelle des affirmations suivantes est correcte concernant le vecteur vitesse \\\\( \\\\vec{v} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Le vecteur vitesse indique la valeur et la direction du mouvement. Son unité est \\\\( \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "Il indique à la fois la valeur et la direction du mouvement.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Il ne donne que la valeur du déplacement.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Il est toujours constant pour tout mouvement.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Son unité est \\\\( \\\\mathrm{m/s^2} \\\\).",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 3,
"question_title": "Un objet se déplace en ligne droite avec une accélération constante de \\\\( 3{,}0\\\\ \\\\mathrm{m/s^2} \\\\) pendant \\\\( 4{,}0\\\\ \\\\mathrm{s} \\\\). Si sa vitesse initiale est \\\\( 2{,}0\\\\ \\\\mathrm{m/s} \\\\), quelle est sa vitesse finale ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La vitesse finale est \\\\( v = v_0 + a t = 2{,}0 + 3{,}0 \\\\times 4{,}0 = 14{,}0\\\\ \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "\\\\( 14{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 12{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 10{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 8{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 4,
"question_title": "Quelle(s) grandeur(s) le vecteur accélération mesure-t-il ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’accélération mesure la variation de la vitesse, que ce soit en valeur ou en direction.",
"answers": [
{
"answer_title": "La variation de la vitesse en valeur et/ou direction.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La position de l’objet.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "La durée du mouvement.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "La masse de l’objet.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 5,
"question_title": "Un objet lancé verticalement vers le haut avec \\\\( v_0 = 15{,}0\\\\ \\\\mathrm{m/s} \\\\) subit une accélération de \\\\( -9{,}8\\\\ \\\\mathrm{m/s^2} \\\\). Quelle sera sa vitesse après \\\\( 2{,}0\\\\ \\\\mathrm{s} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La vitesse est \\\\( v = 15{,}0 + (-9{,}8) \\\\times 2{,}0 = 15{,}0 - 19{,}6 = -4{,}6\\\\ \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "\\\\( -4{,}6\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 4{,}6\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 5{,}2\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( -5{,}2\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 6,
"question_title": "Quelle(s) formule(s) expriment correctement la vitesse moyenne \\\\( \\\\vec{v}_\\\\mathrm{moy} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La vitesse moyenne est le déplacement divisé par la durée : \\\\( \\\\vec{v}_\\\\mathrm{moy} = \\\\frac{\\\\Delta \\\\vec{x}}{\\\\Delta t} \\\\).",
"answers": [
{
"answer_title": "\\\\( \\\\vec{v}_\\\\mathrm{moy} = \\\\frac{\\\\Delta \\\\vec{x}}{\\\\Delta t} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( \\\\vec{v}_\\\\mathrm{moy} = \\\\frac{\\\\Delta \\\\vec{v}}{\\\\Delta t} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( \\\\vec{v}_\\\\mathrm{moy} = \\\\frac{\\\\Delta t}{\\\\Delta \\\\vec{x}} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( \\\\vec{v}_\\\\mathrm{moy} = \\\\frac{\\\\vec{x}_0}{t} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 7,
"question_title": "Un objet part de la position \\\\( x_0 = 0 \\\\) avec une vitesse initiale de \\\\( 3{,}0\\\\ \\\\mathrm{m/s} \\\\) et une accélération de \\\\( 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\). Quelle est sa position après \\\\( 4{,}0\\\\ \\\\mathrm{s} \\\\) ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La position est \\\\( x = 0 + 3{,}0 \\\\times 4{,}0 + \\\\frac{1}{2} \\\\times 2{,}0 \\\\times (4{,}0)^2 = 12{,}0 + 16{,}0 = 28{,}0\\\\ \\\\mathrm{m} \\\\).",
"answers": [
{
"answer_title": "\\\\( 28{,}0\\\\ \\\\mathrm{m} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 20{,}0\\\\ \\\\mathrm{m} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 16{,}0\\\\ \\\\mathrm{m} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 11{,}0\\\\ \\\\mathrm{m} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 8,
"question_title": "Dans un mouvement circulaire uniforme, que fait le vecteur vitesse ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Dans un mouvement circulaire uniforme, la direction du vecteur vitesse change continuellement.",
"answers": [
{
"answer_title": "Sa direction change continuellement.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Sa valeur change mais pas sa direction.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Il reste constant en valeur et en direction.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Il est nul.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 9,
"question_title": "Un objet subit une accélération constante de \\\\( -2{,}0\\\\ \\\\mathrm{m/s^2} \\\\). Que signifie le signe négatif ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Un signe négatif indique que l’accélération est opposée au sens de la vitesse, donc l’objet ralentit si la vitesse est positive.",
"answers": [
{
"answer_title": "L’objet ralentit si la vitesse est positive.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "L’objet accélère dans le sens positif.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "L’objet ne change pas de vitesse.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "L’objet accélère dans le sens négatif, quelle que soit la vitesse.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 10,
"question_title": "Un bloc glisse sur un plan incliné de \\\\( 45^\\\\circ \\\\) sans frottement. Quelle est l’accélération du bloc ? (\\\\( g = 9{,}8\\\\ \\\\mathrm{m/s^2} \\\\))",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’accélération est \\\\( a = g \\\\sin 45^\\\\circ = 9{,}8 \\\\times 0{,}707 = 6{,}93\\\\ \\\\mathrm{m/s^2} \\\\).",
"answers": [
{
"answer_title": "\\\\( 6{,}93\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 4{,}90\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 9{,}80\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 3{,}50\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 11,
"question_title": "Un objet se déplace de \\\\( 20{,}0\\\\ \\\\mathrm{m} \\\\) en \\\\( 4{,}0\\\\ \\\\mathrm{s} \\\\). Quelle est sa vitesse moyenne ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "La vitesse moyenne est \\\\( v = \\\\frac{20{,}0}{4{,}0} = 5{,}0\\\\ \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "\\\\( 5{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 8{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 4{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 2{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 12,
"question_title": "Quelle(s) grandeur(s) peuvent changer lors d’un mouvement accéléré ?",
"question_type": "multiple_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Dans un mouvement accéléré, la valeur et/ou la direction de la vitesse peuvent changer.",
"answers": [
{
"answer_title": "La valeur de la vitesse",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "La direction de la vitesse",
"is_correct": true,
"answer_order": 2
},
{
"answer_title": "La masse de l’objet",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "La constante gravitationnelle",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 13,
"question_title": "Un objet a une vitesse initiale de \\\\( 8{,}0\\\\ \\\\mathrm{m/s} \\\\) et une accélération de \\\\( -2{,}0\\\\ \\\\mathrm{m/s^2} \\\\). Après combien de temps s’arrête-t-il ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’objet s’arrête quand \\\\( v = 0 \\\\). Donc \\\\( 0 = 8{,}0 + (-2{,}0)t \\\\implies t = 4{,}0\\\\ \\\\mathrm{s} \\\\).",
"answers": [
{
"answer_title": "\\\\( 4{,}0\\\\ \\\\mathrm{s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 8{,}0\\\\ \\\\mathrm{s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 2{,}0\\\\ \\\\mathrm{s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 16{,}0\\\\ \\\\mathrm{s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 14,
"question_title": "Un projectile est lancé horizontalement à \\\\( 6{,}0\\\\ \\\\mathrm{m/s} \\\\) d’une hauteur de \\\\( 10{,}0\\\\ \\\\mathrm{m} \\\\). Quelle est la vitesse totale juste avant l’impact ? (\\\\( g = 9{,}8\\\\ \\\\mathrm{m/s^2} \\\\))",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Temps de chute : \\\\( t = \\\\sqrt{\\\\frac{2 \\\\times 10{,}0}{9{,}8}} = 1{,}43\\\\ \\\\mathrm{s} \\\\). Vitesse verticale : \\\\( v_y = 9{,}8 \\\\times 1{,}43 = 14{,}0\\\\ \\\\mathrm{m/s} \\\\). Vitesse totale : \\\\( v = \\\\sqrt{6{,}0^2 + 14{,}0^2} = 15{,}2\\\\ \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "\\\\( 15{,}2\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 10{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 12{,}0\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 9{,}8\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 15,
"question_title": "Quelle(s) unité(s) correspond(ent) à l’accélération ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’unité de l’accélération est \\\\( \\\\mathrm{m/s^2} \\\\).",
"answers": [
{
"answer_title": "\\\\( \\\\mathrm{m/s^2} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( \\\\mathrm{kg} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( \\\\mathrm{N} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 16,
"question_title": "Un cycliste passe de \\\\( 0 \\\\) à \\\\( 12{,}0\\\\ \\\\mathrm{m/s} \\\\) en \\\\( 6{,}0\\\\ \\\\mathrm{s} \\\\). Quelle est son accélération moyenne ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’accélération moyenne est \\\\( a = \\\\frac{12{,}0}{6{,}0} = 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\).",
"answers": [
{
"answer_title": "\\\\( 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 0{,}5\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 6{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 12{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 17,
"question_title": "Dans quel(s) cas l’accélération instantanée est-elle nulle ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "L’accélération instantanée est nulle si la vitesse ne change pas en valeur ni en direction.",
"answers": [
{
"answer_title": "Quand la vitesse est constante.",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "Quand l’objet change de direction.",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "Quand l’objet accélère.",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "Quand l’objet ralentit.",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 18,
"question_title": "Un objet part du repos et parcourt \\\\( 18{,}0\\\\ \\\\mathrm{m} \\\\) en \\\\( 3{,}0\\\\ \\\\mathrm{s} \\\\) avec une accélération constante. Quelle est la valeur de l’accélération ?",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Avec \\\\( x = \\\\frac{1}{2} a t^2 \\\\), donc \\\\( 18{,}0 = 0{,}5 a \\\\times 9{,}0 \\\\implies a = 4{,}0\\\\ \\\\mathrm{m/s^2} \\\\).",
"answers": [
{
"answer_title": "\\\\( 4{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 6{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 2{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 3{,}0\\\\ \\\\mathrm{m/s^2} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 19,
"question_title": "Un pendule de \\\\( 1{,}0\\\\ \\\\mathrm{m} \\\\) est lâché d’un angle de \\\\( 10^\\\\circ \\\\). Quelle est la vitesse au point le plus bas ? (\\\\( g = 9{,}8\\\\ \\\\mathrm{m/s^2} \\\\), \\\\( \\\\cos 10^\\\\circ = 0{,}985 \\\\))",
"question_type": "single_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Différence de hauteur : \\\\( h = 1{,}0 \\\\times (1 - 0{,}985) = 0{,}015\\\\ \\\\mathrm{m} \\\\). \\\\( v = \\\\sqrt{2gh} = \\\\sqrt{2 \\\\times 9{,}8 \\\\times 0{,}015} = 0{,}54\\\\ \\\\mathrm{m/s} \\\\).",
"answers": [
{
"answer_title": "\\\\( 0{,}54\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( 1{,}40\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 2
},
{
"answer_title": "\\\\( 0{,}98\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( 0{,}32\\\\ \\\\mathrm{m/s} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
},
{
"question_order": 20,
"question_title": "Dans un mouvement rectiligne uniformément accéléré, quelle(s) formule(s) relient la position, la vitesse initiale, l’accélération et le temps ?",
"question_type": "multiple_choice",
"question_mark": 1,
"answer_required": true,
"randomize_question": false,
"show_question_mark": true,
"question_description": "",
"question_explanation": "Les deux premières formules relient position, vitesse initiale, accélération et temps dans un mouvement rectiligne uniformément accéléré.",
"answers": [
{
"answer_title": "\\\\( x = x_0 + v_0 t + \\\\frac{1}{2} a t^2 \\\\)",
"is_correct": true,
"answer_order": 1
},
{
"answer_title": "\\\\( v = v_0 + a t \\\\)",
"is_correct": true,
"answer_order": 2
},
{
"answer_title": "\\\\( x = v t \\\\)",
"is_correct": false,
"answer_order": 3
},
{
"answer_title": "\\\\( a = \\\\frac{v}{t} \\\\)",
"is_correct": false,
"answer_order": 4
}
]
}
]
}