Fact 1: The surface of a beach is formed by mechanical weathering. Fact 2: Beaches and Sand Dunes Dunes are accumulations of sand blown from the beach by the wind. Given the two facts above, what makes sand formations?
Possible answers:
[A]. potash.
[B]. wind.
[C]. fibers.
[D]. fish.
[E]. Rain.
[F]. sea.
[G]. soils.
[H]. coral.
Answer:
[B].