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5 Written questions

5 Multiple choice questions

  1. number that indicates how effectively the wing of a bird or plane produces lift (weight divided by the wing area)
  2. force toward Earth that acts on all objects that have mass
  3. rate of change in velocity
  4. rearward force of air on a plane
  5. accleration equals force divided by mass

5 True/False questions

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

          

  2. Bernoulli Effectstates that when a fluid moves faster, it exerts less pressure

          

  3. Coanda Effectfluids flowing close to a curved surface follow the shape of the surface rather than straight path due to a weak attractive force

          

  4. Wingspannumber that indicates how effectively the wing of a bird or plane produces lift (weight divided by the wing area)

          

  5. terminal speedthe distance an object travels per unit of time.