Item EG071002: Two pictures that weigh the same and are hung the same height above the floor have the same amount of gravitational potential energy.

A person hangs three pictures on the wall. The pictures all weigh the same. Picture 1 and Picture 2 are at the same height above the floor. Picture 3 is directly below Picture 1.

Which pictures have the same amount of gravitational potential energy?

  1. Pictures 1 and 2 have the same amount of gravitational potential energy.
  2. Pictures 1 and 3 have the same amount of gravitational potential energy.
  3. Pictures 2 and 3 have the same amount of gravitational potential energy.
  4. All of the pictures have the same amount of gravitational potential energy.