Bnsg – Friction

10 Questions

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Bnsg  Friction

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Questions and Answers
  • 1. 
    Nye generates heat by rubbing _____.
    • A. 

      Two sticks against a piece of glass

    • B. 

      His hands through his hair

    • C. 

      His large triangle against the tilted ramp

    • D. 

      A pencil eraser on a piece of metal

  • 2. 
    Friction explains why all of the following things are possible, except for _____.
    • A. 

      Keeping corn in a pot of boiling water

    • B. 

      Keeping your shoelaces tied

    • C. 

      Combing your hair back and having it stay in place

    • D. 

      Being able to take a banked turn on a bicycle

  • 3. 
    Your hands have a lot of friction due to the _____.
    • A. 

      Oil in your skin

    • B. 

      Inherent dryness of your skin

    • C. 

      Latent heat of your hands

    • D. 

      Ridges in your fingerprints

  • 4. 
    Nye explains that the footwear with the least amount of friction are _____.
    • A. 

      Baseball cleats

    • B. 

      Basketball sneakers

    • C. 

      Leather dancing shoes

    • D. 

      Hockey skates

  • 5. 
    In a world without friction, the most obvious problem would be that _____ would not work.
    • A. 

      Brakes

    • B. 

      Ovens

    • C. 

      Electricity

    • D. 

      The tides

  • 6. 
    Roller skate and skateboard wheels roll with minimal friction thanks to _____. 
    • A. 

      Graphite lubricants

    • B. 

      Ball bearings

    • C. 

      Pressurized oil

    • D. 

      Magnetic levitation

  • 7. 
    Nye is unable to roll his _____ bowling ball because of the high level of friction.
    • A. 

      Concrete

    • B. 

      Cubic

    • C. 

      Sandpaper covered

    • D. 

      Swiss cheese

  • 8. 
    Nye examines the heat shield on _____ and sees that it was burned by friction during 30,000 Km/hr re-entry.
    • A. 

      The Space Shuttle Endeavor

    • B. 

      Gemini II

    • C. 

      Apollo XVII

    • D. 

      Redstone III

  • 9. 
    One creature that makes music with friction is the _____.
    • A. 

      Bullfrog

    • B. 

      Cricket

    • C. 

      Slug

    • D. 

      Sparrow

  • 10. 
    When Nye is in the wind tunnel, he suggests that trucks should be designed in the shape of _____.
    • A. 

      Birds

    • B. 

      Frogs

    • C. 

      Fish

    • D. 

      Salamanders