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Homework Help: Simple relativity

  1. Sep 28, 2010 #1
    1. The problem statement, all variables and given/known data
    in the 1960's,john and leonid raced from earth to the moon at relativistic speeds,according to the people on the moon, john finishes at t=8.67sec, while lenoid finishes 1.33s later. the distance from the moon to the earth is 1.3ls.

    according to lenoid, by how much did john beat him at the race

    2. Relevant equations

    time dilation ...l length contraction.

    3. The attempt at a solution

    im not sure how to start this question...hints please
  2. jcsd
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