# Object B is at rest when object A collides with it. The collision is one-dimensional and elastic. After the collision object B has half the velocity that object A had before the collision.1.) Which object has the greater mass?2.) By how much is the mass of object B greater than that of object A?3.) If the velocity of object A before the collision was 6.0 m/s to the right, what is its velocity after the collision?

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Object B is at rest when object A collides with it. The collision is one-dimensional and elastic. After the collision object B has half the velocity that object A had before the collision.

1.) Which object has the greater mass?

2.) By how much is the mass of object B greater than that of object A?

3.) If the velocity of object A before the collision was 6.0 m/s to the right, what is its velocity after the collision?

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