Work, Power, and Momentum

 

  1. A push or a pull is called _____.

  1. The units of force are _____.

  1. Which of these is an example of work?

  1. What are the units of work?

  1. How much work is done by lifting five newtons a distance of three meters?

  1. How fast work is done is called _____.

  1. The formula for power is ______.

  1. A box weighing 100 newtons is carried up two meters of stairs.  It takes five seconds to carry it.  How much power does it take?

  1. Two bumper cars collide head on.  Which statement best describes their collision?

  1. The product of mass and velocity is _____.

  1. Which has a greater momentum,  a large truck at rest or a small truck moving quickly?

  1. Why does a cement truck moving slowly have a lot of momentum?

  1. Two football players colliding and bouncing  off each other is an example of ___

  1. Applying a force over a distance is called _____.

  1. How much work is required to lift a 10 newton book from a shelf  3 meters up to a shelf 12 meters up?