Mass of the earth — task. Physics CBSE Live product, Class 9.

The acceleration due to gravity near the earth's surface is \(9.8\ ms^{-2}\), and the earth's radius is \(6400\ km\). From this data, calculate the mass of the earth. [\(G\ =\ 6.67 \times 10^{−11}\ Nm^2kg^{-2}\)]

\(6 \times 10^{27}\ Kg\)
\(3 \times 10^{27}\ Kg\)
\(3 \times 10^{24}\ Kg\)
\(6 \times 10^{24}\ Kg\)

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5. Mass of the earth

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