What are the determinants for potential energy?

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.

The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?

Which best describes the difference between internal and thermal energy?