Odpowiedzi

2010-03-24T17:47:06+01:00
M = 6 kg
V = 10 m/s
Ek= ?

Ek = m*V^2/2 ; znaczek^ = do potęgi...
Ek = 6 kg *(10m/s)^2/2
Ek = 6 kg *100 m^2/s^2/2
Ek = 300 J

[kg*m^2/s^2] = [J]