Question

)Define
a) Sand Dunes
b) Glaciers

Answer 1

Answer:

sand dunes

the small mountains of sandhills which are formed due to an obstacle which comes in the way of an upcoming sandstorm.

glacier

glaciers are the moving river of ice Bada shigri is the greatest Glacier of Himachal Pradesh.

Answer 2

Explanation:

Sand dunes are mounds of windblown sand which vary greatly in size, from less than one meter to tens of meters high. The size depends upon the supply of sand.

a glacier is a persistent body of dense ice that is constantly moving under its own weight....... ✌✌......

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