HELP!!!

A 1 kg car is traveling at 5 m/s and it collides with a second of unknown mass that is at rest. After the collision the first car stops and the second car moves on at 5 m/s. Determine the unknown mass.

p = m .v momentum = mass • velocity. [kg • m/s] [kg] [m/s]. Kinetic Energy. KE = 12 • m • v ... 1. A 1500 kg car traveling at 15 m/s to the south collides with a 4500 kg truck that is ... What is the final velocity of the two-vehicle mass? ... m/s. What is the velocity of the joined cars after the collision? ... 5) = (1.5x104+1.5x604) VELVE.

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HELP!!! A 1 kg car is traveling at 5 m/s and it collides with a second of unknown mass that is at rest. After the collision the first car stops and the second car moves on at 5 m/s. Determine the unknown mass.

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HELP!!!

A 1 kg car is traveling at 5 m/s and it collides with a second of unknown mass that is at rest. After the collision the first car stops and the second car moves on at 5 m/s. Determine the unknown mass.