Earth's Dynamic Surface
Deserts and Winds Computer Lab Exercise

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  1. What are eolian processes?

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  2. Inclined layers within the sandstone are termed?

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  3. Describe how wind entrains sediment.

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  4. Which medium, air or water, sorts sediments?

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  5. Which medium, air or water, settles quicker?

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  6. What are ventifacts?

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  7. What shape do ventifacts commonly form?

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  8. Gentle slope of a dune is termed?

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  9. Steep slope of a dune is termed?

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  10. Cross-beds are records of which slope face?

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  11. What factors influence differences in sand dunes?

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  12. Multi-directional wind patterns form what type of dunes?

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  13. Stable winds with abundant sediments equal what dune type?

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  14. How are barchans different from transverse?

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  15. How can we tell wind direction in a barchan environment?

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  16. What is a feature of a parabolic dune?

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  17. What are blowouts?

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  18. How are linear dunes formed?

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