QUESTION: Which of the following is not a fossil fuel?
A Petroleum
B Coal
C Natural gas
D Sunlight
Answer: Sunlight
| Fossil Fuel | Introduction | Types | Chemical Formula | Source of formation | Formation Time | Common Uses |
| Coal | Solid fuel formed from ancient plant remains | Anthracite, Bituminous, Sub-bituminous, Lignite | Not applicable (mixture of carbon compounds) | Accumulated plant material in swamps/marshes | Over millions of years from plant material | · Electricity generation
· Industrial processes |
| Crude Oil | Liquid fuel derived from ancient marine life | Petroleum, Heavy Oil | Complex hydrocarbons | Microscopic marine organisms (plankton) | Over millions of years from marine organisms | · Transportation (gasoline, diesel)
· Petrochemicals |
| Natural Gas | Gaseous fuel primarily composed of methane | Natural Gas | CH4 (methane) | Organic material and microorganisms | Over millions of years from organic material | · Heating electricity generation
· Vehicles |