[GEOL120] - Final Exam Guide - Ultimate 23 pages long Study Guide!
29 Nov 2016
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Shoreline retreat: the process of the line of beaches is usually moving landward. Bed forms: various (cid:271)ea(cid:272)h surfa(cid:272)e features that gi(cid:448)e (cid:272)hara(cid:272)ter to the (cid:271)ea(cid:272)h; atte(cid:373)pt to (cid:862)read(cid:863) the beach. Beachcomber: 18th century europeans who combed beaches for things that came ashore: now it is a recreational activity from shell finding to glass finding or bones. Shoreface: underwater offshore extension of the beach: prerequisites for a beach. Supply of sand/gravel, energy of the waves, setting where sand can accumulate, definitive sea level. Nothing on the beach stays the same. Shape and location of beach: sand supply waves changes in sea level. Primary and secondary coasts: primary coasts: owe their shape to land processes. Alluvial fan coast- i(cid:374) fro(cid:374)t of gla(cid:272)iers, i(cid:272)ela(cid:374)d, mississippi : secondary coasts: coasts formed by marine processes. Wave straightened coasts of north africa and siberia; barrier island of us east coast, coral reefs of pacific. Storm vs fairweather beach profile: storm, fairweather.
