Odpowiedzi

2009-12-06T17:03:23+01:00
F=ma
a = F/m
a = 50N/50kg
a = 1m/s²

s=(at²)/2
s=[1m/s² * (3s)²]/2
s=(1m/s² * 9s²)/2
s=9m/2
s=4,5m
1 5 1