click below
click below
Normal Size Small Size show me how
5.7A Fossil Fuels
Question | Answer |
---|---|
Fossil | preserved parts of traces of animals and plants that lived in the past |
Sediment | small pieces of rock |
Sedimentary rock | rock made of layers of compressed organic and inorganic sediments |
Compaction | pressing sediments together with pressure |
Cementation | “gluing” or sticking of sediments together |
Oil | a flammable liquid produced from remains of marine organisms buried under layers of sediments for millions of years |
Natural gas | a flammable gas produced from marine organisms buried under layers of sediments for millions of years |
Coal | a rocky type material formed from peat in ancient swamps and marshes over millions of years |
Fossil Fuel | nonrenewable flammable material made from the remains of plants and animals that were buried millions of years ago. Used for electricity and heat |
Organic matter | the waste and remains of plants and animals |