Odpowiedzi

2009-11-15T20:44:28+01:00
F = m * a
F = 2kg * 15 m/s2
F = 30Niutonów
1 1 1
2009-11-15T20:46:22+01:00
F = m * a
F = 2kg * 15 m/s2
F = 30Niutonów