Jawabanmu

2014-06-03T19:47:51+07:00
Potensial = Ep =F x H(MGH)
energi mekanik = Ep + Ek
2014-06-03T19:48:55+07:00
Energi potensial
Ep = m . g . h
energi mekanik
Em= Ep . Ek
m.g.h = stengah mv^2