A Red Ball with a Velocity of +3

question 46

Multiple Choice

A red ball with a velocity of +3.0 m/s collides head-on with a yellow ball of equal mass moving with a velocity of -2.0 m/s. What is the velocity of the yellow ball after the collision?

• A) zero
• B) +3.0 m/s
• C) -2.0 m/s
• D) +2.5 m/s
• E) +5.0 m/s

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