Physics

Problem

On the Moon (

g = 1.6\,\text{m/s}^2

), a rock possesses

24\,\text{J}

of gravitational potential energy relative to the lunar surface. If its mass is

2.0\,\text{kg}

, at what height is the rock located? a)

15\,\text{m}

12\,\text{m}

7.5\,\text{m}

3.0\,\text{m}