A ball of mass 2kg is dropped from rest at a height of 120 m. Point A is at a height of 120 m immediately when the ball is released, and Point B is at a height of 50 m. Answer the following questions: h = 120 m Vo = 0 m/s B h = 50 m 1. What is the total mechanical energy at Point A? 2. What is the total mechanical energy at Point B?3. "What is, the potential energy at Point 13'? :1. "What is the kinetic energy at Point 13'? 5. "What is, the hall's, velocity at Point 3