Jawabanmu

2014-01-23T14:17:32+07:00
Tadi kan udah kaka :)
m = 20 g = 0.02 kg
ep = 5 joule
g = 10 m/s^2
maka h..?
ep = mgh
5joule = 0,02 kg . 10 m/s^2 . h
5 joule = 0,2 .h
25 meter = h :)
1 5 1
2014-01-23T14:18:32+07:00