A ball of mass 0.250 kg is released from rest at time t = 0, from a height Habove a horizontal floor. ball floor H The graph shows the variation with time t of the velocity v of the ball. Air resistance is negligible. Take g = -9.80 ms-2. The ball reaches the floor after 1.0 S. -5 -10 v/ms-1 5 wwww.www 0 05 10 1.5 20 www. www.wwwww www Y t/s Encumele Label the time and velocity graph, using the letter M, the point where the ball reaches the maximum rebound height.