Question

11. Write the process of formation of coals. Give 2 uses of coal.
Name different forms of coal. Write one property of each.​

Answer 1

Answer:

in the deep of earth there is very hot and measure so the plants and dead animals are burn and transportation in coal

Answer 2

Explanation:

Other properties, such as hardness, grindability, ash-fusion temperature, and free-swelling index (a visual measurement of the amount of swelling that occurs when a coal sample is heated in a covered crucible), may affect coal mining and preparation, as well as the way in which a coal is used.