Multiple Choice Quiz - Web Chapter 3

Multiple Choice Quiz - Web Chapter 3 - 5/28/2011 Multiple...

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(See related pages) Results Reporter Out of 10 questions, you answered 10 correctly with a final grade of 100% 10 correct (100%) 0 incorrect (0%) 0 unanswered (0%) Your Results: The correct answer for each question is indicated by a . 1 CORRECT According to the scientific definition of work, pushing on a rock accomplishes no work unless there is A) an applied force greater than its weight. B) a net force greater than zero. C) an opposing force. D) movement in the same direction as the force. 2 CORRECT The metric unit of a joule (J) is a unit of A) potential energy. B) work. C) kinetic energy. D) all of the above. 3 CORRECT Power is A) the rate at which energy is expended. B) work per unit of time. C) the rate at which work is done. D) any of the above. 4 CORRECT A Nm/s is a unit of A) energy. B) power. C) force. D) work. 5 CORRECT The kilowatt-hour is a unit of A) power. B)
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Multiple Choice Quiz - Web Chapter 3 - 5/28/2011 Multiple...

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