If you could convert the Earth (mass 6×1027g) into pure energy, how much energy wouldbe produced (in ergs) compared to what the Sun produces over its whole life (1.2×1051ergs)? The speed of lightc= 3×1010cm/s.

a) more than 10 times more
b) three times less
c) roughly the same amount
d) three times more
e) more than 10 times less


Ans: e) more than 10 times less

Physics & Space Science

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