Please Help!!
A 2-kg bowling ball is 1 meter off the ground on a post when it falls. Just before it reaches the ground, it is traveling 4.4 m/s. Assuming that there is no air resistance, which statement is true?
(a)The mechanical energy is not conserved.
(B)The mechanical energy is conserved.
(C)The intial potential energy is greater than the final kinetic energy.
(D)The initial potential energy is less than the final kinetic energy.