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14 Cards in this Set
- Front
- Back
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depositional-type shore
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barrier island, spit, tombolo
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erosional-type shore
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sea arches, wave-cut cliffs
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exposed at low tide and covered at high tide
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foreshore
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flows parallel to shore within surf zone
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longshore current
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colonized by grasses; very productive
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low marsh
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beyond the low-tide breakers
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offshore
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moves water from breaking waves back out to sea
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rip current
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...normal high tide to the highest elevation...
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backshore
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Eroded material in coastal regions is carried from high wave energy areas to
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low wave energy areas
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winter beaches are...
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narrower than summer beaches
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A linear ridge of sediment attached to land at one end might be called a
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spit
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When seafloor spreading rates increase
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sea level rises
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Which US coastline has the greatest average loss due to erosion
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gulf
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In terms of erosion protection from wave action over the long term, seawalls
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ineffective
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