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17 Cards in this Set
- Front
- Back
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Salinity
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The total amount of dissolved salts in a water sample
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Sonar
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A system that uses reflection sound waves to locate and determine the distance to objects under water.
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Continental Slope
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A steep incline of the ocean floor leading down from the edge of the continental shelf
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Trench
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A deep steep sided canyon in the ocean floor
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Abyssal Plain
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A smooth nearly flat region of the deep ocean floor.
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Seamount
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A volcanic mountain rising from the ocean floor that doesn't reach the surface.
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Mid-Ocean Ridges
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Long chains of mountains on the ocean floors.
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Continental Shelf
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A gently sloping shallow area that extends outward from the edge of each continent.
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Wavelength
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The horizontal distance between crests.
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Wave height
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The vertical distance from the crest to the trough.
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Longshore drift
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The movement of sand along the beach.
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Rip Current
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A rush of water that flows rapidly back to sea through a narrow opening.
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Current
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A large stream of moving water that flows through the oceans.
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Coriolis effect
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The effect of Earth's rotation on the direction of winds and currents.
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Climate
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The pattern of temperature and precipitation typical of an area over a long period of time.
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El Niño
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A climate event that occurs every two to seven years in the Pacific.
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La Niña
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When surface waters in the eastern Pacific are colder than normal.
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