Afootball player with a mass of 88 kg and a speed of 2.0
Chapter 29, Problem 49(choose chapter or problem)
Afootball player with a mass of 88 kg and a speed of 2.0 m/s collides head-on with a player from the opposing team whose mass is 120 kg. The players stick together and are at rest after the collision. Find the speed of the second player, assuming the speed of light is 3.0 m/s.
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