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- 1. Multiple Choice
What is a generator?
A machine that creates radiation.
A machine that converts one energy source into electrical energy.
Only works with renewable energy.
Only works with fossil fuels.
- 2. Multiple Choice
What is one one disadvantage of hydroelectric energy?
It doesn't work if you don't have volcanoes nearby.
It doesn't work if it is not windy.
It doesn't work if you don't have rivers or moving water nearby.
It doesn't work unless you have plenty of fossil fuels.
- 3. Multiple Choice
Out of the choices below, which form of energy makes the most pollution?
Hydroelectric
Geothermal
Fossil Fuels
Wind Turbine
- 4. Multiple Choice
An advantage of hydroelectric power station.
It produces thermal pollution
Only a few dams have been built
They produce no carbon dioxide when making electricity
They are cheap to build
- 5. Multiple ChoiceWater stored behind the dam is known as …………..DamPenstockWater reservoirSpillway
- 6. Multiple ChoiceUsed to increase the height of water level.DamPenstockWater reservoirSpillway
- 7. Multiple ChoiceWhat type of energy is being produced when a dam is placed across a river and water is released to turn a turbine that produces electricity?WindGeothermalHydroelectricSolar
- 8. Multiple Choice
Which of these hydroelectric dams has had a major impact on its surrounding ecosystems?
Three Gorges Dam, China
Grand Coulee Dam, WA USA
Hoover Dam, NV USA
All three have had a major impact on their surrounding ecosystems
- 9. Multiple Choice
Which of the following is a Pro for hydroelectricity?
It is renewable
It is clean
It is efficient
All are Pros for hydroelectricity
- 10. Multiple Choice
Which of the following is a Con for hydroelectricity?
Destroys habitat
Decimates natural salmon migration routes
Disturbs flooding cycles and nutrient deposition
All are Cons for hydroelectricity
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