A 10 kg ball is dropped from a height of 10 m. Find (a) the initial potential energy of the ball, (b) the kinetic energy just before it reaches the ground and (c) the speed just before it reaches the ground.

A 10 kg ball is dropped from a height of 10m. Find (a) the initial potential energy of the ball. (b) the kinetic energy just before it reaches the ground, and (c ) the speed just before it reaches the ground. (AS_(1))

A 10 kg ball is dropped from a height of 10m. Find (a) the initial potential energy of the ball. (b) the kinetic energy just before it reaches the ground, and (c ) the speed just before it reaches the ground.

A 5kg ball is dropped from a height of 10 m. (a) Find the initial potential energy of the ball. (b) Find the kinetic energy, just before it reaches the ground and (c ) Calculate the velocity before it reaches the ground.

A ball of mass 10 g falls from a height of y 5 m. It rebounds from the ground to a height of 4m. Find : (a) the initial potential energy of the ball, (b) the kinetic energy of the ball just before the ground. striking the ground, (c) the kinetic energy of the ball after striking the ground ,and (d) the loss in kinetic energy on striking the ground . Take g=9.8 m s^(-2) .