They are not. They are substances which are sources of energy. When you burn them chemical energy is changed to heat and light.
Coal burning (for electricity), oil products for transport
coal, oil and natural gas
oil coal gas and i don't now the rest.
Burning of coal, wood and oil..Chemical-heat energy.HOPE I HELPED!:)
All of the different types of energy are the following: -Nuclear -coal -oil -gas -solar -geothermal.
Chemical energy.
It took billions of years for coal and oil to materialize. Coal and oil are the remains of trees and plants and animals that decayed a long long time ago.. therefore we can't make coal and oil . When the coal and oil are all used up and gone, then they are gone forever. Most nations are moving toward developing renewable energy..things like solar, wind and hydro ..these types of energy will always be available.
Gas, Oil and Coal
food, coal, gas and oil. food, coal, gas and oil.
Coal is used for energy because it is abundant and substantial amounts of energy can be released by buring it or something made from it, like coal oil or coal gas.
Coal is used for energy because it is abundant and substantial amounts of energy can be released by buring it or something made from it, like coal oil or coal gas.
Sun, wind, tides, biomass, crude oil, coal. For human body food, water, etc