Question

A ball of mass (m) is allowed to fall vertically from a height (h) as shown in the diagram below. If the PE at position A is 130 J. State the (i) KE at A (ii) KE and PE at position B and (iii) PE at C

Answer 1

Answer:

This is Newton 3rd law.

*Explanation* when you put pressure and throw the ball on the ground the gravitational force will put the same pressure and the ball comes up.