© Dr. Steve Rapp
Gravitational Potential Energy
The energy that an object has as a result of
its position in space near the Earth’s
PE = mgh
where m = mass, g= acceleration
due to gravity, h = height.
A 2 kg object is raised a vertical distance of
What is its potential energy?
PE = 2 kg (9.8m/s
) (3 m) =