A truck travels at a constant speed of 45 kilometers per hour. How far does the truck travel in 20 minutes?
1 answer:
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Answer:
a) , b)
, c) D. The magnitud of the change in the ball's momentum.
Explanation:
a) The magnitude of the change in the ball's momentum is:
b) The change in the magnitude of the ball's momentum:
c) The magnitude of the change in the ball's momentum is more directly related to the net force acting on the ball, as it measures the effect of the force on change in ball's motion at measured time according to the Impact Theorem. So, the right answer is option D.