chap20_coastalprocesses.sakai

chap20_coastalprocesses.sakai - Denudation Lowering of...

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Denudation Lowering of continental surfaces through Weathering disintegration in place Mass wasting disintegration and short distance down slope movement Erosion disintegration and long distance transport
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A stream is considered first-order if it: (A) has no tributaries (B) has a higher number of segments than others (C) is at the confluence of two second-order streams (D) has numerous tributaries (E) is the largest unit in the network
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Larger rock fragments on stream beds are likely to be transported as: (A) dissolved load (B) bedload (C) suspended load (D) saltation (E) creep
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_________ is the general term used to refer to stream-deposited debris. (A) Sediment (B) Discharge (C) Alluvium (D) Bedload (E) Saltation
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Coastal erosional processes
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The coast Forces involved in coastal processes Wind Waves Tides Diastrophism Sea level changes Amount of water in ocean Tectonic forces
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Energy at the Coast The larger the body of water, the greater its land-shaping power (lake vs. sea/ocean) Two main assailing forces exerted on the resistant force of the land: Waves Wind
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Waves Undulations in the surface layer of a water body Little horizontal water movement Most often generated by wind and surface friction of air-flow over water energy transferred from wind to water Attenuate into swells when they have moved away from their wind source
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chap20_coastalprocesses.sakai - Denudation Lowering of...

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