Question

A football is kicked into the air vertically upwards. What is its (a) acceleration, and (b) velocity at the highest point?

Answer 1

(a) Acceleration of the football will always be vertical downward and is called acceleration due to gravity (g). 

(b) When football reaches the highest point it is momentarily at rest velocity, v = 0. As, it is continuously retarded by acceleration due to gravity (g).