energy resources where does electricity come from?
TRANSCRIPT
Energy Resources
Where does electricity come from?
Where do you think our electrical energy comes from?
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Where do you think our electrical energy comes from?
Glen Canyon Dam - Arizona
Hoover Dam
Hydroelectric
HydroelectricGenerators
Glen Canyon Dam
Hydroelectric Pros-cons
Pros Cons
Hydroelectric Pros-cons
Pros Cons
Clean energyRenewable
Destroys habitatsNot always available
Coal fired plants in Virginia:
1. Potomac River2. Bremo Bluff3. Chesterfield4. Yorktown5. Chesapeake6. Clover7. Glen Lyn8. Clinch River
Major Coal burning power plants in VA
Coal Pros-cons
Pros Cons
Coal Pros-consPros Cons
AvailableLess expensive
PollutionNonrenewable
Nuclear energy
Cooling tower
SurryNuclearPowerPlant
North Anna Nuclear Facility
Nuclear power plant - Containment building
Nuclear Plant tour
Can you handle a disaster?
Nuclear Pros-cons
Pros Cons
Nuclear Pros-cons
Pros Cons
AvailableUses less fuel
Danger of radiationif accident occurs.
Radioactive wastes
Nonrenewable
Solar Array
SolarCarport
Distributed Photovoltaics
Solar Pros-cons
Pros Cons
Solar Pros-cons
Pros
Available
Does not pollute environment
Renewable
Cons
Photovoltaic cells are expensive.
The sunlight is often lessened by weather conditions so a back up system is needed.
Wind Pros-cons
Pros Cons
Wind Pros-cons
Pros
Clean source of energy
Renewable
Cons
Some believe wind turbines are unsightly.(ugly)
Wind turbines could upset migration routes of birds.
PumpedStorageAtLakeMichigan
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