Question

Define fossil fuel ​

Answer 1

Answer:

Fossil fuel, any of a class of hydrocarbon-containing materials of biological origin occurring within Earth's crust that can be used as a source of energy. bituminous coal. Piles of bituminous coal, a fossil fuel.Mar

Explanation:

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Answer 2

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Coal, crude oil, natural gases are considered to be fossil fuels because they were formed from fossils, buried remained plants and animals, It is composed by the buried dead organisms.