Question

Permanent frost is known as?

Answer 1

Answer:

Explanation:

Permafrost is soil, rock or sediment that is frozen for more than two consecutive years. In areas not overlain by ice, it exists beneath a layer of soil, rock or sediment, which freezes and thaws annually and is called the "active layer".

Answer 2

Answer:

ice

Explanation:

it exists beneath a layer of soil,rock or sedimentary which freezes