Question

what are fossil fuels? (only the definition)​

Answer 1

Explanation:

a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.

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Answer 2

Answer:

Fossil fuel. ... Fossil fuel is a general term for buried combustible geologic deposits of organic materials, formed from decayed plants and animals that have been converted to crude oil, coal, natural gas, or heavy oils by exposure to heat and pressure in the earth's crust over hundreds of millions of years.