Question

what are fossil fuels

Answer 1

A fossil fuel is a fuel formed by natural processes, such as anaerobic decomposition of buried dead organisms. Fossil fuels contain high percentages of carbon and include petroleum, coal, and natural gas.

Answer 2

fossil fuels are the non renewable resource of energy which takes millions or billions of years to be formed.
Fossil fuels are generated by the dead and decaying flora and fauna which were in the earth's crust and the fats present in the flora and fauna not completely decomposed and according with time heat and high pressure it converts into fossil fuel after millions or billions of years .
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