I think they're found in the fossils of dead animals or plants.
what type of rock contain a fossil fuel?
metamorphic igneous sedimentary mineral
Between layers of sedimentary rocks
Fossil fuels are a type of renewable resource.
Fossil fuels
Alternative
Fossil fuels are non-renewable resources; when you use them up there isn't any more. It takes millions of years for fossil fuels to be produced by compressed vegetation, and the human race doesn't operate on that kind of time scale.
Agriculture
Fossil fuels are a type of renewable resource.
the 3 type fossil fuels are coal,oil and natural gas
Chemical.
chemical
Chemical.
dinousarus
The type that are shiney.
chemical energy
Fossil fuels
An old one
electromagnetic energy
You could look for similar fossils in the rocks. If they rocks contain the same type of fossil, they must be around the same age.