Question

A boy tosses a round rock onto a tin roof and prepares to catch it after it returns. His hand is 1.2 m off the ground. The top edge of the roof is 5.7 m from the ground at an angle of 35 degrees. The rock leaves the edge of the roof at 4.3 m/s. a. After leaving the roof, how long will the ball take to reach the boys hand? b. How far from the horizontal edge should he hold his glove? c. What is the rocks velocity as it reaches their glove and after he catches it?

Answer 1