Question

A ball rolls a hill with a constant acceleration of 3 m/s^2. how far did the ball move in that 4 s

Answer 1

Acceleration a = 3 ms²

time t = 4 s ,

initial velocity vi = 0 ( not given )

Distance = s= ?

distance =s= by using equation = s= vit + 1/2 at²

= 0*4 + 1/2 * 3*(4²)

= 24m.