Physics

Problem

Calculate the approximate escape speed from the Moon given that the acceleration due to gravity at its surface is

1.6\,\text{m\,s}^{-2}

and its radius is

1.7\times10^{6}\,\text{m}

. a)

1.6\,\text{km\,s}^{-1}

5.8\,\text{km\,s}^{-1}

2.3\,\text{km\,s}^{-1}

7.9\,\text{km\,s}^{-1}