The average radius of earth is 6371 km give order-of
The average radius of Earth is 6371 km. Give order-of magnitude estimates of what the mass of Earth would be if the planet has the mass density of (a) air (?1.2 kg>m3 ), (b) 5515 kg/m3 , and (c) an atomic nucleus (?1018 kg>m3 ).
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the average radius of earth is 6371 km give order-of magnitude estimates of what the mass of earth would be if the
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