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5 - The power due to the force on the block is A positive B...

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Reading Quiz #5 1. The principle of energy conservation is A) only valid for conservative forces. B) valid for all forces. C) is only true on Earth. D) just a theory. Answer: B. 2. A block moves with uniform circular motion because a cord tied to the block is anchored at the center of the circle.
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Unformatted text preview: The power due to the force on the block is A) positive. B) negative. C) zero. D) indeterminate. Answer: C. 3. The work done by gravity A) is positive. B) is negative. C) is zero. D) Can be any of the above. Answer: D....
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