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FRICTION FORCE GRADE 4

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    FRICTION
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  • ____________is a force that holds back movement of an object
    FRICTION
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  • Rougher surfaces offer __________friction
    More
  •  15
  • It is easy to cycle on a cemented road than on a grassy field. True or False
    True
  •  15
  • The force acts between the object and the surface either stops or slows down the object is called force of Friction. True or False
    True
  •  15
  • Frictional force acts in the ________direction to the motion of the object.
    Opposite
  •  15
  • Ice and Glass have ________ friction
    LESS
  •  15
  • Friction gives rise to unwanted ___________
    HEAT
  •  15
  • Friction between eraser and paper helps us to erase pencil marks-True or False
    True
  •  15
  • Lighting a matchstick using a match box is not an example for friction-True or False
    False
  •  15
  • Friction makes it easier to slide heavy objects across the floor-True or False
    False
  •  15
  • If there is too much friction, Nothing will move-True or False
    True
  •  15
  • Friction causes _________and _________of the surfaces of objects that constantly move against each other
    Wear and Tear
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