Two objects traveling on a frictionless surface have a head on collision and then stick together. The first object has a mass of 2.0 kg and travels at 5.0 m/s. The other object has a mass of 3.0 kg and is at rest. Pick the letter that best describes the system after the collision. Kinetic Energy Speed 2 m/s 3.2 m/s 2 m/s 3.2 m/s (A) Increases (B) Increases (C) Decreases (D) Decreases

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1. Two objects traveling on a frictionless surface have a head on
collision and then stick together. The first object has a mass of 2.0
kg and travels at 5.0 m/s. The other object has a mass of 3.0 kg
and is at rest. Pick the letter that best describes the system after
the collision.
Kinetic
Energy
Speed
2 m/s
3.2 m/s
2 m/s
3.2 m/s
(A) Increases
(B) Increases
(C) Decreases
(D) Decreases
Transcribed Image Text:1. Two objects traveling on a frictionless surface have a head on collision and then stick together. The first object has a mass of 2.0 kg and travels at 5.0 m/s. The other object has a mass of 3.0 kg and is at rest. Pick the letter that best describes the system after the collision. Kinetic Energy Speed 2 m/s 3.2 m/s 2 m/s 3.2 m/s (A) Increases (B) Increases (C) Decreases (D) Decreases
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