Work-Energy Theorem: A 10-kg dog is running with a speed of 5.0 m/s. What is the minimum work required to stop the dog in 2.40 s?
A. 50 J
B. 75 J
C. 100 J
D. 125 J
Answer: D
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A) 0.31 MHz B) 0.16 MHz C) 1.0 kHz D) 16 kHz
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