Crude oil was based on the decomposition of ancient forests for the most part. Oil is called a fossil fuel and Qatar uses crude oil as a major source of income.
Fossil fuels are a non-renewable energy source.
fossil fuels can be used as an energy source to power all vehicles and most machinery
Fossil fuels are exhaustible. Electric energy is an alternative.
Fossil fuels.
coal
The Sun.
Oil
Fossil fuels (coal, oil and natural gas) are a non renewable source of energy.
Fossil fuels are non-renewable. Once we've burnt them, they're gone!
Coal is a source of energy but i dontknow about all of them.
The Earth's Lithosphere is the Crust and Upper Mantle. Fossil Fuels or Minerals Fuels are fossle source fuels, that is, carbon or hydrocarbons that are found on the earth's crust
Fossil fuels