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Physics > Energy Sources > Flashcards

Energy Sources Flashcards

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1
Q

Energy resources

A 
Ff
Nuclear
Biomass
Wood
Solar
Wind
Tidal
Wave
Geothermal
Hydroelectric
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2
Q

Renewable energy sources

A 
Never run out, can replenish supply
Solar
Wind
Tidal
Wave
Geothermal
Hydroelectric
Wood
Biomass
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3
Q

Non renewable energy source

A 
Eventually will run out
Cannot replenish supply
Ff
Nuclear
Biomass
Wood
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4
Q

Coal advantages

A

Ready made fuel
Relatively cheap to mine
Easy to convert into energy
Lasts longer than oil or gas

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5
Q

Coal disadvantages

A

Releases atmospheric pollutants

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6
Q

Oil advantages

A

Ready made fuel
Relatively cheap to extract
Easy to convert into energy

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7
Q

Oil disadvantages

A

Releases atmospheric pollutants

Limited supply

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8
Q

Natural gas advantages

A

Ready made fuel
Cheap form of energy
Slightly cleaner than other fossil fuels

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9
Q

Natural gas disadvantages

A

Atmospheric pollutants

Limited supply

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10
Q

Nuclear advantages

A

High energy density
Raw materials are relatively cheap
Long lasting
No atmospheric pollutants

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11
Q

Nuclear disadvantages

A

Expensive to run
Waste is highly radioactive
Waste has to be stored for many years
Leakage of radioactive material can devastate people and environment

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12
Q

Biomass advantages

A

Cheap
Readily available
Can be renewable if crops replanted

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13
Q

Biomass disadvantages

A

Atmospheric pollutants

GH

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14
Q

Wood advantages

A

Cheap, readily available

Renewable if trees replanted

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15
Q

Wood disadvantages

A

GH

Atmospheric pollutants

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16
Q

Solar advantages

A

Infinite supply

17
Q

Solar disadvantages

A

Solar panels are expensive

Relies on sunny weather

18
Q

Wind advantages

A

Infinite supply

19
Q

Wind disadvantages

A

Relies on wind
Expensive
Spoils views

20
Q

Tidal advantages

A

Ideal for U.K.

Prevents flooding

21
Q

Tidal disadvantages

A

Expensive
Only a few areas are suitable
Negative impact on wildlife
Reduce tidal flow, impede flow of sewage out to sea

22
Q

Wave advantages

A

Small local operations

Ideal for island countries

23
Q

Wave disadvantages

A

Expensive

Opposed by environmental groups

24
Q

Geothermal advantages

A

Potentially, infinite supply

Success in NZ

25
Q

Geothermal disadvantages

A

Expensive
Only works in volcanic areas
Dangerous elements must be disposed of carefully

26
Q

Hydroelectric advantages

A

Creates water reserves as well as energy supplies

27
Q

Hydroelectric disadvantages

A

Expensive
Surrounding communities have to be flooded
Major impact on local hydrology

28
Q

Power stations

A

Chemical
Heat
KE
Elec

29
Q

Main sources of energy

A

Coal
Oil
Natural gas
Nuclear

30
Q

Photovoltaic panels

A

Generate electricity to power appliances

Physics (11 decks)

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