Respostas

2014-05-29T13:50:26-03:00
Ep = mgh
Ep = 80.10.30
Ep = 24000J
3 4 3
2014-05-29T13:50:38-03:00
Epg = m.g.h
Epg = 80 . 10 . 30
Epg = 24000 J
2 5 2