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25 Cards in this Set
- Front
- Back
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total quantity of dissolved salts
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salinity
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large tides
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spring
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small tides
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neap
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highest part of wave
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crest
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lowest
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trough
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continuous flow in a particular direction
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current
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ocean surface currents move in circular paths
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gyres
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deflection of currents caused by the earths rotation
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coriolis effect
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upward flow of water
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upwelling
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wave steepens until it collapses forward
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break
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breking along a shore line
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surf
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wave bends
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refraction
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flow parallel to the shore
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longshore current
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sediment transport
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beach drift
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forms where rising sea level or a ainking coastline submerges a broad river valley or other basin
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estuary
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lies between the high and low tide lines and is alterately expose to the air at low tide and covered by water at high tide
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intertidal zone or foreshore
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usually dry but is washed by waves during storms
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backshore
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small, finger, like ridge of sand or gravel that extends outward from a beach
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spit
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a spit may block the entrance to a bay,
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baymouth bar
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long, low-lying island that extends parallel to the shoreline
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barrier island
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is separated from the mainland by a sheltered body of water
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lagoon
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forms when waves erode the headland into a steep profile
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wave-cut cliff
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as the cliff erodes, leaves a flat or gently sloping
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wave-cut platform
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if waves cut a cave into a narrow headland
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sea arch
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a pillar of rock
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sea stack
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