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Question about the shape of the earth

  1. Sep 22, 2011 #1
    Why is the earth not perfectly round
  2. jcsd
  3. Sep 22, 2011 #2


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    Gold Member

    if you spin a ball that is not perfectly rigid, it bulges outward slightly at the spin equator. If it were made of jello, it would bulge out quite a lot.
  4. Sep 22, 2011 #3
    The distribution of mass on earth is not constant, altering the shape of the earth.
  5. Sep 23, 2011 #4
  6. Sep 30, 2011 #5
    Suggest you checkout this link
    http://www.lhup.edu/~dsimanek/scenario/centrip.htm" [Broken]
    Last edited by a moderator: May 5, 2017
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