The Moon (Mass $7.35 \times 10^{22} \mathrm{~kg}$ ) Is Orbiting About the Earth (Mass

Multiple Choice

The Moon (mass $7.35 \times 10^{22} \mathrm{~kg}$ ) is orbiting about the Earth (mass $5.98 \times 10^{24} \mathrm{~kg}$ ) at a radius of $3.85 \times 10^{8}$ meters. The magnitude of the force of gravity on the Moon due to the Earth is $\left(G=6.67 \times 10^{-11} \mathrm{~N} \mathrm{~m}^{2} / \mathrm{kg}^{2}\right)$

A) $4.10 \times 1012 \mathrm{~N}$ .
B) $1.98 \times 1020 \mathrm{~N}$ .
C) $9.20 \times 1030 \mathrm{~N}$ .
D) $6.70 \times 1024 \mathrm{~N}$ .
E) $3.20 \times 10^{28} \mathrm{~N}$ .