A Student with a Mass of 40 Kg Can Throw

question 61

Multiple Choice

A student with a mass of 40 kg can throw a 15-kg ball with a relative speed of 5.0 m/s.The student is standing at rest on a cart with a mass of 12 kg that can move over the ground without friction.If the student throws the ball horizontally,what is the student's speed relative to the ground?

• A)1.4 m/s
• B)5.0 m/s
• C)3.9 m/s
• D)1.9 m/s
• E)1.1 m/s

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Definitions:

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Units of Measurement

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