2. Lisa kicks a soccer ball with a horizontal speed of 10 m/s from the edge of the roof of a building 20 m high.| a. At what time does the ball hit the ground? (Assume level ground.) '4: _____ _ b. How far does the soccer ball go from the bottom of the building (hint: horizontal distance)? c. With what velocity does the ball strike the ground? (magnitude AND direction) (hint: vector sum)