Odpowiedzi

2010-02-16T20:43:42+01:00
S=100m
t=10s
V=s/t=100m/10s=10m/s=0,01km/(1/3600h)=36km/h
2010-02-16T20:48:29+01:00
2010-02-16T21:02:06+01:00
S-100m
t-10s

v=s/t
v=100m/10s = 10m/s

10m/s = 10m/s-------u góry powinno być 1000a na dole 3600= 2,7 km/h