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Super lost

  1. Oct 8, 2007 #1
    super lost!!!!!!!!!!

    1. The problem statement, all variables and given/known data
    a moving object whose initial kinetic energy is 20 Joules is subject to a frictional force of 4 N that acts in the opposite directon. how far will the object move before coming to a stop.

    2. Relevant equations

    3. The attempt at a solution
  2. jcsd
  3. Oct 8, 2007 #2


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    Oh super...

    What is the definition of work?
  4. Oct 8, 2007 #3
    work p=w/t
  5. Oct 8, 2007 #4
    you sure?

    P is power, I believe. (I'm not that far in physics yet, but I am in the work section.) :)

    Should be something involving these variables: W, F, and s.
    Last edited: Oct 8, 2007
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