Energy Sources Flashcards
(30 cards)
Energy resources
Ff Nuclear Biomass Wood Solar Wind Tidal Wave Geothermal Hydroelectric
Renewable energy sources
Never run out, can replenish supply Solar Wind Tidal Wave Geothermal Hydroelectric Wood Biomass
Non renewable energy source
Eventually will run out Cannot replenish supply Ff Nuclear Biomass Wood
Coal advantages
Ready made fuel
Relatively cheap to mine
Easy to convert into energy
Lasts longer than oil or gas
Coal disadvantages
Releases atmospheric pollutants
Oil advantages
Ready made fuel
Relatively cheap to extract
Easy to convert into energy
Oil disadvantages
Releases atmospheric pollutants
Limited supply
Natural gas advantages
Ready made fuel
Cheap form of energy
Slightly cleaner than other fossil fuels
Natural gas disadvantages
Atmospheric pollutants
Limited supply
Nuclear advantages
High energy density
Raw materials are relatively cheap
Long lasting
No atmospheric pollutants
Nuclear disadvantages
Expensive to run
Waste is highly radioactive
Waste has to be stored for many years
Leakage of radioactive material can devastate people and environment
Biomass advantages
Cheap
Readily available
Can be renewable if crops replanted
Biomass disadvantages
Atmospheric pollutants
GH
Wood advantages
Cheap, readily available
Renewable if trees replanted
Wood disadvantages
GH
Atmospheric pollutants
Solar advantages
Infinite supply
Solar disadvantages
Solar panels are expensive
Relies on sunny weather
Wind advantages
Infinite supply
Wind disadvantages
Relies on wind
Expensive
Spoils views
Tidal advantages
Ideal for U.K.
Prevents flooding
Tidal disadvantages
Expensive
Only a few areas are suitable
Negative impact on wildlife
Reduce tidal flow, impede flow of sewage out to sea
Wave advantages
Small local operations
Ideal for island countries
Wave disadvantages
Expensive
Opposed by environmental groups
Geothermal advantages
Potentially, infinite supply
Success in NZ
