Two Objects,one Less Massive Than the Other,collide Elastically and Bounce

question 53

Multiple Choice

Two objects,one less massive than the other,collide elastically and bounce back after the collision.If the two originally had velocities that were equal in size but opposite in direction,then which one will be moving faster after the collision?

• A)The less massive one.
• B)The more massive one.
• C)The speeds will be the same after the collision.
• D)There is no way to be sure without the actual masses.

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