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02-12-2020
Physics

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A billiard ball traveling at 4m/s has an elastic head-on collision with a billiard ball of equal mass that is initially at rest. The first ball is at rest after the collision. What is the speed of the second ball after the collision?

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03-12-2020

Answer:

The speed is 4m/s because the size is the same.

Explanation:

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