Question

what are sand dunes?​

Answer 1

Answer:

A dune is a landform composed of wind- or water-driven sand. It typically takes the form of a mound, ridge, or hill.An area with dunes is called a duneDunes occur in different shapes and sizes, but most kinds of dunes are longer on the stoss (upflow) side, where the sand is pushed up the dune, and have a shorter slip face in the lee side.[11] The valley o

Answer 2

${ \huge {\sf{ \color{violet}{Answer}}}}$

When the wind blows,it lifts and transports sand from one place to another.When the wind stops blowing,the sand falls and gets deposited in the low hill like structures.These are called sand dunes.They are mostly found in desert areas.