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

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