Question

Coal is formed due to the process of............?

Answer 1

The coal is formed approximately 300 million years ago and it remains of trees and other vegetation.

This usually considers and trapped on the bottom of swamps, accumulation layer, and after layer as well as creating a dense material called peat.

Water and dirt began to pile up and access with dead plant remains stable.

Answer 2

Answer:

carbonisation

Explanation:

Because it is a carbon material