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Impulse and Momentum

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    Impulse and Momentum
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  • linear momentum of an object as the product of an object’s mass and its ____
    velocity
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  • p=m___
    v
  •  15
  • Impulse I=Ft is measured in____
    N.s
  •  15
  • The impulse acting on an object is equal to the change in _____
    momentum
  •  15
  • ______reduces the force on the body by acting over a longer period of time, hence reducing injury.
    A seat belt
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  • ______reduces injuries by making the force on a passenger less and by spreading the force over a larger area of the person’s body.
    An air bag
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  • Find the impulse experienced by the object from t = 0 s to t = 2 s.
    100 N.m
  •  15
  • Find the impulse experienced by the object from t = 0 s to t = 4 s.
    300 N.m
  •  15
  • Find the impulse experienced by the object from t = 2 s to t = 4 s.
    200 N.m
  •  15
  • Find the impulse experienced by the object from t = 0 s to t = 3 s.
    12 N.m
  •  15
  • Find the impulse experienced by the object from t = 3 s to t = 5 s.
    -4 N.m
  •  15
  • Find the impulse experienced by the object from t = 0 s to t = 5 s.
    8 N.m
  •  15
  • I= F_
    t
  •  15
  • Impulse =change in ___
    momentum
  •  15