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QuestionAnswer
ocean current stream like movement of water in the ocean
surface current an current that occurs on the surface of the ocean
deep current current that occurs deep below the surface of the ocean
convection current movement of water caused by diffrences in density
upwelling current that moves away from a shorwe line where cold water comes to the suface to replace warmer surface water this type of currents often bring water that is nutreinets rich and very cold to the surface