Suppose that a ball is dropped from the upper observation deck of the CN Tower, 96040 m above the ground (g=9.8m/s2). The speed after 5 seconds is Answer for part 1
19208
(m/s)..

Since the observation deck is 96040 m above the ground, the ball will hit the ground at the time

t=Answer for part 2

The speed of the ball as it hits the ground is therefore