Asked by Agal

Every year, Eli and his family visit the Great Sand Dunes desert in Colorado. Eli notices that more sand dunes with varied shapes and sizes appear each year. Explain what causes this phenomenon.


PLZ DO NOT SAY WIKI!!!!!!!!
Answered by Ms. Sue
http://www.google.com/#q=+sand+dunes+causes
Answered by Agal
Soo,What Spesifically(and Detailed)?
Answered by Ms. Sue
Please read two or three of those sites.

Answered by Agal
Ummm, Soo, Is The The Answer is that sand and erosion make the different dunes? But, How Are They Different Shapes?
Answered by Ms. Sue
Winds and erosion are always different.

http://pubs.usgs.gov/gip/deserts/dunes/
Answered by Poop12345678910
Wiki

Answered by Teacher
So everyone here is perfectly comfortable with cheating on tests?
Even Ms. Sue?
Answered by OCA kid
so uh, teacher, i guess so.
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