The graph for this problem shows the vertical velocity component vy of a bouncing ball as...

The graph for this problem shows the vertical velocity component vy of a bouncing ball as a function of time. The y-axis points up. Answer these questions based on

the data in the graph. (a) At what time does the ball reach its maximum height? (b) For how long is the ball in contact with the floor? (c) What is the maximum height of the ball? (d) What is -the acceleration of the ball while in the air? (e) What is the average acceleration of the ball while in contact with the floor?