Question

why coal and petroleum are called fossil fuels​

Answer 1

Answer:

because they are found underground and are speacial types of rocks that act as fuels

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Answer 2

Answer:

Fossil fuels are called so because they have been derived from fossils, which were formed millions of years ago during the time of the dinosaurs. They are fossilized organic remains that over millions of years have been converted to oil, gas, and coal. ... These fuels are made up of decomposed plant and animal matter.

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