Which of the following statements about hydroelectric power is true?
100%
It is a renewable source of energy
0%
It is very cheap and easy to set up
0%
It is a non-renewable source of energy
0%
Hydroelectric schemes are never built in mountainous areas
Q.2.
Which of the following is not a valid socio-economic disadvantage of building a large hydroelectric scheme in the mountains of Scotland?
100%
Farming land is flooded
0%
People need to be re-housed because their homes will be flooded by the new reservoir
0%
Transportation of materials to the construction site
0%
Shopkeepers will have fewer customers
Q.3.
Why are hydroelectric power schemes usually sited in the upper course of rivers?
33%
Greater rainfall
33%
Wider and deeper valleys than lower down
33%
In order to avoid environmental damage
0%
It is a lot cheaper
Q.4.
Which of the following is a good reason for building a hydroelectric power dam?
100%
It creates a water reserve as well as generating electricity
0%
This form of electricity generation does not produce greenhouse gasses
0%
This form of electricity generation does not produce acidic gasses
0%
All of the above
Q.5.
Although hydroelectric dams flood large areas of the countryside, reducing the amount of farmland, they can also bring long-term economic benefits to the local economy. How?
100%
Tourism
0%
Heavy industry is attracted by cheap and plentiful electricity
0%
Forestry
0%
Construction jobs
Q.6.
Where does the electricity from most hydroelectric schemes go?
50%
Directly to nearby towns
50%
Only to local homes
0%
Into the National Grid
0%
Only to factories that produce aluminum
Q.7.
Which of the following is an environmental problem that is associated with hydroelectric power?
20%
Greenhouse gas emission during electricity generation
20%
Carbon particles entering the atmosphere
40%
Building access roads to construct the dam
20%
Acid rain
Q.8.
What is the name of the device that turns the generators to make electricity?
50%
A turbot
50%
A tube
0%
A turban
0%
A turbine
Q.9.
Hydroelectric dams can be used to control ...
0%
the army
100%
the flow of water upstream from the dam
0%
the flow of water downstream from the dam
0%
the population of an environmentally-sensitive area
Q.10.
In China, the Three Gorges Dam on the Yangtze river is the largest hydroelectric power station in the world and caused great controversy before it was built. Which of the following is the least likely to be a reason that some people did not want it to be built?
0%
Some important archeological and cultural sites would be destroyed
0%
Over a million people would need to be re-homed
100%
It could reduce greenhouse gas emissions by about one hundred million tons in a year
0%
Destruction of habitat critical to some highly-endangered species
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