If the Earth has a mass of 6 × 1024 kg and a radius of 6400 km, what is its average density in units of g/cm3?
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Answer:
volume of earth= 1.1 * 10 to power 15
mass of earth = 6* 1024000 gram
average density = 11*10 to the power 15/6* 1024*10 to the power 4
= 11* 10 to the power 11/60144.
= 1100000000000/60144
= 18289438.6805 g/cm3
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