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R = Jari - jari
Dik :
G = 9,8 m/s²
R = 6375.10³ m
Jwb : G = G×M/R²
9,8= GM/R²
GM = 9,8 R² .... (1)
W = G × M1 × M2 / (R +h)
= 9,8 R² × 2 / (6375000+10)
= 1,25.10^8 J
^ = akar kuadrat yaa .
semoga membantu..
maaf kalo salah.