A basketball is tossed onto the hardwood, where it bounces several times.We measure its location as distance up from the floor.When the ball is moving upward, what can be said about its velocity?

Question

Quizplus · Accepted Answer

When the basketball is moving upward, its direction of motion is away from the ground, which means its velocity is positive in the chosen coordinate system (upward direction is positive).

A Basketball Is Tossed onto the Hardwood, Where It Bounces