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13 Cards in this Set
- Front
- Back
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Salinity
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Amount of dissolved salt contained in water
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Density
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the amount of matter packed into a given volume
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Continental Shelf
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flat or gently sloping land that lies submerged around the edges of a continent & that extends from the shoreline to a continental slope
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Sonar
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system that uses sound waves to measure distance ad locate objects
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Downwelling
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the movement of water from the surface to greater depths
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Upwelling
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the movement of water up to the surface
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El Niño
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a disturbance of wind patterns & currents in the Pacific Ocean that cause temporary climate changes worldwide
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Longshore Current
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overall direction & movement of water as waves strike the shore at an angle
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Rip Current
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narrow streams of water that break through sandbars & drain rapidly back to sea
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Tide
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the periodic rising & falling of water level of the ocean
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Tidal Range
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the difference in height between a high tide & the next low tide
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Spring Tide
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an extra-high tidal bulge & an extra-low tidal dip
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Neap Tide
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a smaller tidal bulge and tidal dip
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