People also ask
What is coal and how is it formed?
How is coal formed? Coal is a fossil fuel, formed from vegetation, which has been consolidated between other rock strata and altered by the combined effects of pressure and heat over millions of years to form coal seams. The energy we get from coal today comes from the energy that plants absorbed from the sun millions of years ago.
What environments or conditions under which these coals were formed?
The environments or conditions under which these coals were formed: anthracite coal, bituminous coal, lignite? Coal formed millions of years ago when the earth was covered with huge swampy forests where plants – giant ferns, reeds and mosses – grew. As the plants grew, some died and fell into the swamp waters.
Where does coal come from in the United States?
More than one-third of the nation鈥檚 coal comes from the Appalachian Coal Region, which includes West Virginia, Virginia, Tennessee, and Kentucky. Coal extracted from Texas in the Interior Coal Region supplies mostly local markets.
What is the main source of energy in coal?
It is composed mostly of carbon and hydrocarbons, which contain energy that can be released through combustion (burning). Coal is the largest source of energy for generating electricity in the world, and the most abundant fossil fuel in the United States. Fossil fuels are formed from the remains of ancient organisms.