Which side of a dune typically has a slope angle equal to that of the angle of repose for sand?
A)windward
B)leeward
C)stoss
D)top
E)brink

Question

Quizplus · Accepted Answer

The leeward side of a dune typically has a slope angle close to or equal to the angle of repose for sand because the windward side is constantly being eroded and smoothed out by the wind, whereas the leeward side is sheltered from the wind and allows the sand to settle at its natural angle of repose.

Which Side of a Dune Typically Has a Slope Angle