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Ocean Currents
Ocean Currents
8
Science
9th Grade
05/01/2012
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Term
A Gyre is...
 Definition
A pattern or large whirl of water
Term
Currents are created by
 Definition
wind
Term
Currents move from the
 Definition
equator to the poles,
Term
The Coriolis effect makes moving objects turn
 Definition
right in the Northern Hemisphere and left in the Southern Hemisphere
Term
Gyres move ______ in the Northern Hemisphere.
 Definition
clockwise
Term
Gyres move ______ in the Southern Hemisphere.
 Definition
counter clockwise
Term
What is in the middle of a gyre.
 Definition
Plastic Garbage
Term
Upwelling is
 Definition
movement of cold nutrient rich waters from the deep layer to the surface layer
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