Science Mouvement Flashcards

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1
Q

Qu’est ce que c’est une trajectoire

A

ligne qui decrit un objet au cours

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2
Q

Bouge comme un cercle ou un arc de cercle

A

mouvement circulaire

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3
Q

––––––––––––––––––––––––––––––

A

ligne represantive du trajet suivi

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4
Q

Bouge droite ou segment de droite

A

mouvement rectiligne

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5
Q

. . . . . . . . . . . . . . . . . . .

A

points separes les uns des autres d’une meme distance

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6
Q

Qu’est ce qu’un mouvement uniforme

A

vitesse de l’objet reste le meme au cours du temps

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7
Q

Qu’est ce qu’un mouvement ralenti

A

vitesse de l’objet diminue au cours du temps

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8
Q

. . . . . . . . . . .

A

ponts marquant la position a l’intervalle de temps constant

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9
Q

Qu’est ce qu’un mouvement accelere

A

vitesse de l’objet augmente au cours du temps

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10
Q

Si un objet parcourt pendant la meme duree alors il deplace d’une On dit que le mouvement est

A

la meme distance, distance plus grandes, distance plus petites-vitesse constante, vitesse augmente, vitesse diminue-uniforme, accelere, ralenti

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11
Q

Vitesse=?

A

distance (m) ÷ duree (s)

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12
Q

1h=?

A

3600s

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13
Q

1km=?

A

1000m

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14
Q

Mouvement=?

A

trajectoire et vitesse

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15
Q

Vitesse en (m/s) =?

A

distance (m) ÷ duree (s)

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