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**1. Homework Statement**

A 2.35 kg ball is attached to a ceiling by a

1.92 m long string. The height of the room is

5.92 m .

The acceleration of gravity is 9.8 m/s2 .

What is the gravitational potential energy

associated with the ball relative to the ceiling?

Answer in units of J

What is its gravitational potential energy rel-

ative to the floor? Answer in units of J.

What is its gravitational potential energy rel-

ative to a point at the same elevation as the

ball? Answer in units of J.

**2. Homework Equations**

PE=mgh

**3. The Attempt at a Solution**

I TRIED TO USE THE EQUATION BUT WHEN I PUT IT IN IT WAS WRONG MAYBE I AM CALCULATING WRONG PLEASE HELP MAYBE IF U CAN PROVIDE A MODIFIED EQUATION OR EVEN A SIMPLE ONE THAT WOULD HELP A LOT!