Difference between revisions of "Alluvial fan"
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(New page: thumb|300px|An '''alluvial fan''' is a fan-shaped pile of [[sediment that forms where a rapidly flowing mountain stream enters a relatively flat valley. ...) |
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| − | [[Image:Alluvial_fan.jpg|thumb|300px | + | [[Image:Alluvial_fan.jpg|thumb|300px]]An '''alluvial fan''' is a fan-shaped pile of [[sediment]] that forms where a rapidly flowing mountain [[stream]] enters a relatively flat [[valley]]. As water slows down, it deposits [[sediment]] ([[alluvium]]) that gradually builds a fan.<ref>http://wrgis.wr.usgs.gov/docs/parks/misc/glossaryAtoC.html</ref> |
==References== | ==References== | ||
