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Ocean Circulation
Term | Definition |
---|---|
density | a measure of the space between the particles of a substance |
surface current | ocean currents caused by wind |
salinity | the amount of salt dissolved in water |
upwelling | movement of deep ocean currents to the surface carrying nutrients |
Coriolis Effect | the apparent deflection of wind, currents or objects at Earth's surface due to Earth's rotation |
downwelling | movement of surface currents to the deep ocean carrying oxygen-rich water |
deep ocean current | ocean currents cause by density changes |
gyres | large circular currents that flow in the oceans |
land breeze | During the night, warm air over the ocean rises and is replaced by cooler air from over the land |
sea breeze | During the day, warm air over land rises and is replaced by cooler air from over the sea |
current | stream of water flowing in the oceans |
Global Conveyor Belt | a combination of surface and deep ocean currents that loop through the oceans transferring heat, salt and nutrients |