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Homework Help: Friction propels cars?

  1. Sep 23, 2007 #1
    1. The problem statement, all variables and given/known data
    Describe how friction propels a car forward, then explain how friction slows a cars forward motion

    anyone have any idea?
     
  2. jcsd
  3. Sep 23, 2007 #2

    mgb_phys

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    Homework Helper

    How does the force get from the engine to the road?
    What would happen if you tried to accelarate away on perfectly slippery ice?

    What do you use to slow a car down?
     
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