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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 ________.
Q4: The Hawaiian Islands were formed as a
Q5: In terms of areal extent, which of
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Q11: A desert is an area in which<br>A)
Q21: Oil and gas tend to concentrate in
Q58: The rate at which energy is stored
Q79: A glacial takes about _ years to
Q82: Which of the following is false?<br>A) Soil
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Q99: Horizons develop in soil because of<br>A) leaching.<br>B)