Question

and
3. What happens to the potential energy when a body falls from a height of 2 meters and comes to
rest?
(a) No change in potential energy
(b) Potential energy decreases by half
(c) Whole of the potential energy changes to heat and sound energy
(d) None of the above ​

Answer 1

C

As it falls the energy convert to KE and then Heat light and friction

Answer 2

Answer:

b

Explanation:

potential energy decreases by half