Answer:
the total kinetic and potential energy of the ball is constant (mechanical energy remains the same)
Explanation:
As the ball falls, kinetic energy is increased in direct relation with the decrease in potential energy
ΔKE + ΔPE = 0
0.022 has 2 digits because you would count from the left starting with the first nonzero number
Ofcoure the elephante as the elephant has more weight