Momentum – Chapter 12 – Quiz Questions #6

pp. 414 - 417 

1. Define the word “momentum.”
   
   
   
   
2. What is the formula for momentum?
   
   
   
   
3. To what two quantities is momentum proportional?
   
   
   
   
4. When you apply a force to an object, do you change its momentum?
   
   
   
   
5. Why do modern cars have “crumple zones?”
   
   
   
   
6. State the Law of Conservation of Momentum and give an example.
   
   
   
   
7. The mass of a ball is 2kg. The ball is moving at 5 m/s. What is the momentum of the ball?
   
   

8. Other than providing a soft surface on which to land in an automobile collision, what is the REAL purpose of automobile air bags?