AP® Physics 1 & 2

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Moderate

Gravitational Field Due to Earth

APPH12-CZLVIK

How far from the surface of Earth is the magnitude of Earth's gravitational field equal to $7.86\text{ N/kg}$?

The mass of Earth is $5.97\times10^{24}\text{ kg}$ and the mean radius of Earth is $6.37\times10^6\text{ m}$.

A

$750\text{ km}$

B

$710\text{ km}$

C

$7{,}100\text{ km}$

D

$7{,}500\text{ km}$