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v=24/8
v=3m/s-prędkość
zakładając, ze ciało startuje od zera:
a=ΔV/ΔT
a=3/8 m/s²
S = 24m
t = 8s
m = 1kg
szukane:
V = ?
a = ?
rozw
S = Vt
V = S:t
[V] = [ m/s]
V = 24 : 8
V = 3 m/s
a = V : t
[a] = [m/s : s] = [m/s²]
a = 3 : 8
a = 0,375 m/s²
odp predkosc to 3 m/s a przyspieszenie 0,375 m/s².