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Accompanied forces to motion

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  • Mention one benefit of friction force.
    It helps to stop and start car motion
  • Heart muscle contraction and relaxation helps the heart to .............................
    pump the blood all over the body organs
  • Asphalt is more rough in curved roads to ................ friction force.
    increase
  • Liquids transport through pores and the walls of cells from .................. concentration to the ................ one.
    lower , higher
  • ...................... is the resistance force originated between the object in motion and the medium touching it
    Friction force
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