Fossil Fuels Quiz

1_Fossil fuels are derived from which of the following sources?

     Organic matter trapped in sedimentary rock.

2_Coal, a common fossil fuel, is formed from which of the following types of organic matter?

      tree trunks, leaves, and freshwater plants.

3_Oil and gas are mainly derived from which of the following sources?

      phytoplanktonic material found in marine basins.

4_What is one difference between a common organic fuel such as wood, and a fossil fuel?

      Fossil fuels make more efficient fuels.

5_Why do fossil fuels generate more power than wood for use in machines, for example?

      Fossil fuels have a higher concentration of carbon and hydrogen.