A Football Player Leaps at a Speed of 3

question 43

Multiple Choice

A football player leaps at a speed of 3.0 m/s toward a second football player, who is moving at 0.5 m/s toward the first player. The two players collide and then move together at 1.2 m/s. If the player moving originally at 0.5 m/s has a mass of 175 kg, what is the other player's mass?

• A) 185 kg
• B) 119 kg
• C) 165 kg
• D) 68 kg

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