Fossil Fuel
how were the salt mines formed millions of years ago.
Coal is the solid fossil fuel formed from the remains of swamp plants that grew millions of years ago.
it was formed millions of years ago
Petroleum, a substance also known as oil or crude oil is a fossil fuel as it was formed from the remains of plants that died millions of years ago.
Fossil fuels, such as coal, oil, and natural gas, are formed from the remains of sea creatures and plants that have been transformed over millions of years due to heat and pressure underground.
Petroleum is a substance formed from the remains of tiny marine organisms that lived millions of years ago. The organisms died and were buried under layers of sediment, where high pressure and heat transformed them into the fossil fuel we use today.
our earth is formed millions of years ago
petroleum
Volcanos
The moon was formed about 4.8 billion years ago.
Hydrocarbons or "fossil fuels".
the grand canyon formed over millions and millions of years ago