Homework Help: Physical Science

Posted by Helen on Monday, February 14, 2011 at 9:56am.

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?

Physical Science - bobpurslley, Monday, February 14, 2011 at 10:29am
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.
Physical Science - mason, Monday, February 14, 2011 at 2:19pm
Atoms in a molecule are held together through shared __________.

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