GSCI 1050 Lecture Notes - Lecture 20: Ventifact, Rain Shadow, Igneous Rock
15 May 2017
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Tuesday 4/11 in-class quiz,s sessions 17, 18, 19, 20. Dry surface conditions are usually not associated with which of the following: low atmospheric pressure (associated with precipitation, high atmospheric pressure (associated with dry surface conditions, dry, descending air (associated with dry surface conditions) Desert in w. us, polar deserts in n. canada and n. russia, atacama in ecuador, Patagonian in chile/argentina, arabian in middle east, great sandy/simpson in. Australia, great indian in india, gobi in china: why are these deserts, roughly less than 25cm of rainfall/yr, not just about rainfall, but also how much evaporation occurs, balance b/w rainfall and evaporation. The sahara and australian deserts are considered which of the following types of deserts: subtropical (descending dry air, rain shadow, coastal. The slip face of a dune can be identified by looking for which of the following: a steep slope (where sand is piled at its steepest, then it undergoes failure, a gentle slope, surface ripples.
