HURRY AND ANSWER NEED IT BY TOMORROW!! WILL MARK YOU BRAINIEST :

1.) If a boulder is pushed off a cliff, at what point of its motion will the potential energy of the
boulder be at its maximum and minimum values? Explain your answer.

2.) When will the kinetic energy of the boulder be at its maximum and minimum values?

3.) For two-dimensional motion, what formula equates potential and kinetic energy? Define all
variables in the equation, and explain how this equation describes the Law of Conservation of
Energy?