A ball rolls off at a speed of 3.0 m/s and lands 0.40 seconds later. How far from the base of the desk does the ball land?

Question

Physics

Naima Castro

24 June, 00:34

A ball rolls off at a speed of 3.0 m/s and lands 0.40 seconds later. How far from the base of the desk does the ball land?

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Answers (1)

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Isabela Arroyo · Answer 1

If we ignore air resistance, then the horizontal speed

of the ball doesn't change after it rolls off the edge. So

(distance) = (speed) x (time)

= (3 m/s) x (0.4 sec) = 1.2 meters.