A ball is thrown straight upward in the air at a speed of 18.0 m/s. Ignore air resistance.
(a) What is the maximum height the ball will reach?
(b) What is the speed of the ball when it reaches 2.90 m?
(c) How long will it take to reach 2.90 m above its initial position on the way up?
(d) How long will it take to reach 2.90 m above its initial position on its way down?