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Ocean Current Test Review

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  • Surface currents are caused by ______________.
    Wind
  • Wind currents move in a _________ (Hint: it's a geometric shape)
    circle
  • What percent of the world is covered by ocean?
    71-75%
  • A continent is
    a big piece of land.
  • Does garbage that is dumped in the ocean stay in one place? (yes or no)
    No
  • A current is ___________________________________________.
    .....a lot of water moving in one direction.
  • Salt water is dense because.....
    the molecules are close together
  • Salt water is more dense than ________.
    Fresh water
  • Warm water is less dense than ________ water.
    Cold
  • How many oceans are there ?
    1 (one)
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