A 25-Kg Stone Is Released from Rest and Falls Toward Earth

question 97

Multiple Choice

A 2.5-kg stone is released from rest and falls toward Earth.After 4.0 s, the magnitude of its momentum is:

• A)98 kg∙m/s
• B)78 kg∙m/s
• C)39 kg∙m/s
• D)24 kg∙m/s
• E)0 kg∙m/s

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Definitions:

Alcoholism

A chronic disease characterized by uncontrolled drinking and a preoccupation with alcohol.

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