# Momentum and Internal Force

**Topics:**Momentum, Classical mechanics, Kinetic energy

**Pages:**4 (480 words)

**Published:**January 14, 2013

(2) Vocabulary

Momentum Vocabulary

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1. a force that increases the net momentum of a system

1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision

7. Inelastic Collision

8. Perfectly Inelastic Collision

2. a force that does not increase the net momentum of a system. 1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision

7. Inelastic Collision

8. Perfectly Inelastic Collision

3. Two objects collide, stick together afterward and kinetic energy is not conserved. 1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision

7. Inelastic Collision

8. Perfectly Inelastic Collision

4. A force that comes from somewhere other than the colliding or pushing off objects 1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision

7. Inelastic Collision

8. Perfectly Inelastic Collision

5. Two objects collide, remain independent, and kinetic energy is not conserved 1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision

7. Inelastic Collision

8. Perfectly Inelastic Collision

6. how hard something is to stop

1. Momentum

2. Impulse

3. External Force

4. Internal Force

5. Law of Conservation of Momentum

6. Elastic Collision...

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