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5 Written questions

5 Multiple choice questions

  1. the distance an object travels per unit of time.
  2. product of an object's mass and velocity
  3. foreward force
  4. number that indicates how effectively the wing of a bird or plane produces lift (weight divided by the wing area)
  5. spread of seeds away from a parent plant by wind

5 True/False questions

  1. gravityforce toward Earth that acts on all objects that have mass


  2. dragrearward force of air on a plane


  3. Coanda Effectstates that when a fluid moves faster, it exerts less pressure


  4. terminal speedconstant falling speed of an o bject when all forces on it are balanced


  5. liftupward force of air on a plane's wings


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