Unit 3: Fossil Fuels - Coal
Teacher recommended
?- Created by: rosieevie
- Created on: 28-12-14 22:39
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- Coal
- Formation
- Dead plants become pure carbon as other materials squeezed out
- Extraction
- Open cast mining
- Mechanised
- Used for coal near the surface
- Deep mining
- Labour intensive
- Removes small quantities (expensive)
- Deep coal can be burned underground to produce fuel gases
- Open cast mining
- Uses
- Electricity generation
- Iron and steel industry
- Characteristics
- High energy density
- Finite resource
- Some reserves are inaccessible
- Causes habitat loss, noise and dust pollution, pollution and climate change
- British coal mines were closed down due to cheap natural gas
- Mines are now flooded/unsafe
- Formation
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