Question

social science what are sand dunes​

Answer 1

Answer:

shifting hills of sand found in the desert . They are formed due to strong blowing winds.

Answer 2

Definition of sand dune

: a hill of sand near an ocean or in a desert that is formed by the wind

As wind blows it carries sand other dust particles along it. As the speed of the wind slows down the sand and dust particles settle on the surface of the earth and forms pile.