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12boone
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Question 3 text A freight car moves along a frictionless level railroad track at constant speed. The car is open on top. A large load of coal is suddenly dumped into the car. What happens to the velocity of the car?
Question 3 answers
It increases.
It remains the same.
It decreases. <-----
cannot be determined from the information given
Question 3 answers
It increases.
It remains the same.
It decreases. <-----
cannot be determined from the information given