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Exercices de base

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Exercices de base. Cinématique. 1. Trouve la vitesse. v = d t. d = 80 km t = 2h v = ?. v = 80km 2 h. v = 40 km/h. 2. Trouve la vitesse. V = d t. d = 55m t = 110 s v = ?. V = 55 m 110 s. V = 0.5 m/s. 3. Trouve le temps. v = d t. - PowerPoint PPT Presentation

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Page 1: Exercices de base
Page 2: Exercices de base

d = 80 km t = 2h v = ? v =

80km 2 h

v = d t

v = 40 km/h

Page 3: Exercices de base

d = 55m t = 110 s v = ? V = 55

m 110 s

V = d t

V = 0.5 m/s

Page 4: Exercices de base

d = 800 km v = 40 km/h t = ?

t = 800km 40 km/h

v = d t

t = 20 h

t = d v

Page 5: Exercices de base

t = 12 h v = 75 km/h d = ?

d = 75 km x 12 h

h

v = d t

d = 900 km

d = v x t

Page 6: Exercices de base

v = 6 km/h t = 1.5 h d = ?

d = 6 km x 1.5 h h

v = d t

d = 9 km

d = v x t

Page 7: Exercices de base

d = 148 km t = 2h v = ? v =

148km 2 h

v = d t

v = 74 km/h

Page 8: Exercices de base

v = 88 km/h t = 2h30 d = ?

d = 88km/h x 2.5 h

v = d t

d = 220 km

d = v x t

t = 2.5h

Page 9: Exercices de base

d = 5 m t = 30 min v = ?

v = 5000 m 1800 s

v = d t

v = 2.78 m/s

k000 ou 1800 s

Page 10: Exercices de base

d = 5 m t = 30 min v = ?

v = 5 km 0.5h

v = d t

10km/h ÷3.6 = 2.78 m/s

k000 ou 0.5 h

v = 10 km/h