Jawabanmu

2014-01-26T12:30:19+07:00
EK
=1/2 mv²
=1/2 x 150 x 10²
=7500 Joule
2014-01-26T12:31:44+07:00
Energi kinetik = 1/2 m.v2 = 1/2.150.10kuadrat = 7500 kg m2/s2 (joule)
kok bisa?
eh iya salah tulis angka -_-
silahkan di edit :)
(y)