Question

State three chief characteristics of barchans

Answer 1

Answer:

Barchans are shape-changing sand dunes found in the deserts.

Three chief characteristics of a barchans are-

• Barchans face towards the wind and are produced by wind actions predominantly from one side. They appear look like convex.
• They are very common landforms in sand deserts. The structure has two horns facing the wind that blows and situates in other places with the blowing wind giving it the name of the shape-changing structure.
• Banchan has an arc shape. The shape is asymmetrical in the cross-section, with a gentle slope facing the ridge, which is comprised of well-sorted sand.

Answer 2

Answer:

Barchan are moon-shaped, live dunes which advance steadily before winds that blow from a particular direction.