A 0140-Kg Baseball Is Dropped from Rest from a Height

question 17

Multiple Choice

A 0.140-kg baseball is dropped from rest from a height of 2.20 m above the ground and experiences negligible air resistance as it falls. It rebounds to a height of 1.60 m. What change in the ball's momentum occurs as it rebounds from the ground?

• A) \(0.350 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)
• B) \(0.117 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)
• C) \(0.350 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { downwards }\)
• D) \(0.117 \mathrm {~kg} \cdot \mathrm { m } / \mathrm { s } \text { downwards }\)
• E) \(1.70 \mathrm { kq } \cdot \mathrm { m } / \mathrm { s } \text { upwards }\)

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