a ball rolls off the top of a stairway with a horizontal velocity of magnitude 1.50m/s. The steps are 20cm high and 20 cm wide. Which step will the ball hit first?
d = v1t + at^2
a = -9.8m/s^2
t= 2viSinθ/ 9.8
horizontal displacement = vi^2Sin2θ/ 9.8
The Attempt at a Solution
i actually have no idea what I am doing