Odpowiedzi

2009-11-30T19:42:44+01:00
A)samochód 60km/h = 60000m/3600s = ok, 16,7m/s
b)najszubsze ryby 129,6km/h = 129600m/3600s = 36m/s
c)gepard 104,4km/h = 104400m/3600s = 29m/s
2009-11-30T19:46:07+01:00
60km/h=60*1000m/3600s=100/6≈16,7m/s

129,6km/h=129.6*1000/3600=36m/s

104,4km/h=104,4*1000/3600=29m/s