A 3.0 kg ball rolls east across level ground at 2.0 m/s

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Kinematics · Kinematics

Problem

A 3.0 kg ball rolls east across level ground at 2.0 m/s. A cart travels alongside the ball so that the ball is at rest relative to the cart. Determine the ball’s translational kinetic energy as measured by an observer riding on the cart.

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