Please help with this one! You don't have to give the answer, just tell me where I'm supposed to start. Thank you!

Calculate the potential energy of a ball with a mass of 5 kg that is sitting on a roof 20 meters high. Hint: Use g = 10 m/s.

3 answers

recall that PE = mgh
now just plug in your numbers.
@oobleck How would I plug them together?
Never mind! I got it. Thank you