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an abnormal climate event that occurs every two to seven years in the Pacific Ocean, causing changes in winds, currents, and weather patterns for one to two years
How are currents different than waves?
ocean water is moved great distances by currents but not by waves
What causes surface currents to curve clockwise in the northern hemisphere and counter clockwise in the southern hemisphere?
the Coriolis Effect
How does the salinity of ocean water affect its density?
the higher the salinity, the greater the density
How do surface currents affect climate?
by moving warm or cold water around the globe, warming or cooling the air above
How do deep currents affect the oceans?
deep water currents move and mix water around the world. They carry cold water from the poles toward the equator
What is the gulf stream?
surface current originating by the Gulf of Mexico and then moving across the atlantic ocean
____ is a climate event that occurs when surface waters in the eastern Pacific are colder than normal.
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