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9 Cards in this Set

  • Front
  • Back
gyre
enormous circulation cells of circular motion of the water in each of the major ocean basins
counterclockwise
direction of gyres in the Southern Hemisphere
Ekman drift
horizontal movements of ocean water that results in the balance between wind stress and the Coriolis force that moves at right angles
easterlies
winds that blow from the east, also known as "trade winds"
prevailing westerlies
winds that blow from the west
geostrophic currents
currents that are balanced by the equal but opposite Coriolis force
upwelling
the upward movement of cold ocean water from deep in the ocean to the surface that rises nutrients
downwelling
the downward movement of warm ocean water from the surface
clockwise
direction of gyres in the Northern Hemisphere