From the top of a 70m building, you throw a ball straight up at 6m/s. The ball misses the building on the way down.
a) what is the maximum height of the ball?
b) what is the velocity of the ball after2s?
c) what is the final velocity of the ball (just before it hits the ground)?
d) Now, the ball is thrown straight down at 6m/s. What is the velocity of the ball after 2s?
e) what is the final velocity of the ball?