Which of the following has the greatest momentum?

Question

A. a 1000g ball moving at 20 m/s

B. a 680 kg turtle walking at 3 mph

C. a 50 kg. student running at 20 m/s

D. a 1000 kg car moving at 20 m/s

Answer 1

Momentum is defined as Mass*velocity. Just compare those values. You need to rite the miles/hour as m/s:

___miles/hour *(1609 m/mile)(1hr/3600s) = ___ m/s

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