A Ball Rolls Off a Shelf and Hits the Floor

question 45

Multiple Choice

A ball rolls off a shelf and hits the floor below 0.25 second later. To find the speed of the ball as it left the shelf, we would need

• A) the distance measured along the floor to the point of impact.
• B) to repeat the experiment.
• C) the height of the table.
• D) the weight of the ball.