A 0140-Kg Baseball Is Dropped and Reaches a Speed of 1

question 62

Multiple Choice

A 0.140-kg baseball is dropped and reaches a speed of 1.20 m/s just before it hits the ground and bounces.It rebounds with an upward velocity of 1.00 m/s.What is the change of the ball's momentum during the bounce?

• A)0.0280 kg ∙ m/s upwards
• B)0.0280 kg ∙ m/s downwards
• C)0.308 kg ∙ m/s upwards
• D)0.308 kg ∙ m/s downwards
• E)0.000 kg ∙ m/s

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