Science: Motion--forces At Work

10 Questions | Total Attempts: 33

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Science:  Motion--forces At Work

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Questions and Answers
  • 1. 
    To find a runner's speed, you need to know the distance he or she ran and the ____
    • A. 

      Gravity

    • B. 

      Runner's weight

    • C. 

      Acceleration

    • D. 

      Time it took

  • 2. 
    When you watch a football game from a seat near the top of the stadium, your position and all the things around you are part of your____.
    • A. 

      Gravity

    • B. 

      Motion

    • C. 

      Frame of reference

    • D. 

      Newton

  • 3. 
    When you push a grocery cart, you are exerting_____.
    • A. 

      Speed

    • B. 

      Position

    • C. 

      Force

    • D. 

      Friction

  • 4. 
    Motion is stopped and started by____.
    • A. 

      Speed

    • B. 

      Forces

    • C. 

      Postion

    • D. 

      Frame of reference

  • 5. 
    Riding down a hill on your bicycle, slowing down, and turning are all examples of____.
    • A. 

      Position

    • B. 

      Weight

    • C. 

      Frame of reference

    • D. 

      Acceleration

  • 6. 
    To go faster on a skateboard, you need to push it with more force or push with the same force for____.
    • A. 

      A shorter time

    • B. 

      The same time

    • C. 

      A longer time

    • D. 

      Only 3 seconds

  • 7. 
    To measure force, you can use a____.
    • A. 

      Speedometer

    • B. 

      Thermometer

    • C. 

      Satellite

    • D. 

      Spring scale

  • 8. 
    Which of the following can you probably pick up by exerting one newton of force?
    • A. 

      Elephant

    • B. 

      Apple

    • C. 

      Car

    • D. 

      Bicycle

  • 9. 
    On the moon, a dog would weigh____.
    • A. 

      More than it would on the Earth

    • B. 

      The same as it would on the Earth

    • C. 

      Less than it would on the Earth

    • D. 

      Three times as much as it would on the Earth

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