Physical Science

Two 125 kg bumper cars are moving toward each other in opposite directions. Car X is moving at 10 m/s and Car Z at –12 m/s when they collide head–on. If the resulting velocity of Car Z after the collision is 10 m/s, what is the velocity of Car X after the collision?

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  1. It would be nice to know the direction of Car Z. And it would be nice to know if it were an elastic collision, in reality, it is not.

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  2. Atoms in a molecule are held together through shared __________.

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  3. -12

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