Multiple Choice
One side of a sand dune is typically steeper than the other side. The slope of the steepest is controlled by the angle of repose for sand-which has a value that is typical for most materials. This angle is about ________.
A) 5 degrees
B) 15 degrees
C) 34 degrees
D) 78 degrees
Correct Answer:
Verified
Correct Answer:
Verified
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