Physics - Moments Test

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Physics - Moments Test
Moments test. Will the see-saw balance or will it tilt?

  
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  • 1. 
    A SEE-SAW. On one side, there is a person with a weight of 600N. He is sitting 3m away from the pivot. On the other side, is a person weighing 450N. How far away must (s)he sit?
    • A. 

      2m

    • B. 

      4m

    • C. 

      6m

    • D. 

      3.5m

    • E. 

      3m


  • 2. 
    For a see-saw to balance, the anti-clockwise  moment must equal the ________________
    • A. 

      Clockwise Moment

    • B. 

      Weight

    • C. 

      Mass


  • 3. 
    Another name for a pivot is a ___________ (7)  NON-CASE SENSITIVE

  • 4. 
    Connect the opposite sides of the see-saw. Make the see-saw balance.
    • A. 400N, 3m from pivot
    • A.
    • B. 1000N, 1.5m from pivot
    • B.
    • C. 600N, 3m from pivot
    • C.
    • D. 500N, 5m from pivot
    • D.

  • 5. 
    SEPARATE ANSWERS WITH A COMMA  (PLEASE, ALL LOWER CASE, NO CAPITALS) For a see-saw to balance, the anti-clockwise _______ must equal the ________ moment. A moment is another word for a turning effect. A see-saw is like a lever, turning around a ______, also called a fulcrum. A lever is a simple _______, which amplifies the ______ force

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