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What this means?

  1. Aug 27, 2007 #1
  2. jcsd
  3. Aug 27, 2007 #2


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    horizontal is parallel to the horizon ________________

    Vertical is perpendicular to the horizontal
  4. Aug 28, 2007 #3
    And what this means? "As time goes on, the line becomes more and more perpendicular, the horizontal component increasing faster than the vertical component." What the author want to say?
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