Julie throws a ball to her friend Sarah. The ball leaves Julie's hand a distance 1.5 meters above the ground with an initial speed of 23.0 m/s at an angle 28.0 degrees; with respect to the horizontal. Sarah catches the ball 1.5 meters above the ground.
1) What is the horizontal component of the ball's velocity when it leaves Julie's hand?
2) What is the vertical component of the ball's velocity when it leaves Julie's hand?
3) What is the maximum height the ball goes above the ground?