1. Posted on 2 January, 2013

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    Reblogged from scientiflix


    I Didn’t Know That : The Science Behind Ice Skating

    Do you know why you can skate across ice? It’s not because ice is slippery. Richard Ambrose and Jonny Phillips demonstrate the science behind ice skating while trying to maintain their balance!

    by National Geographic.

  2. ice skating


    slip and slide