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Work Is Done When a Force Moves an Object Some

Question 77

Multiple Choice

Work is done when a force moves an object some distance. Newton defined force as mass times acceleration. Acceleration is the rate at which velocity changes. What are the units of work?


A) kg . m2 . s-2
B) kg . m2 . s-1
C) kg . m . s-2
D) kg2 . m2 . s-2
E) kg . m

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