Odpowiedzi

2009-12-13T15:37:07+01:00
S=1,5 km=1500 m
t=10 min=600 s

v=s/t=1500m/600s=2.5 m/s
2009-12-13T15:37:32+01:00
2009-12-13T15:39:53+01:00
T= 10 min = 600s
s= 1,5 km =1500 m


V = s/t
V= 1500/ 600s

V= 2,5 m/s