Renewable Energy Resources

10 December 2023
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20 test answers

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question
Which type of renewable or inexhaustible resource do you think would work well in your area? Justify your answer.
answer
I live in Arizona where it is almost always sunny. Solar energy would be a good alternate energy source because there would be very few days on which the solar panels could not store energy from the sun.
question
Describe how hydroelectric energy works.
answer
A dam is built to retain water, and a lake forms behind the dam. As water is released, its force turns turbines, which turn generators that make electricity.
question
List some inexhaustible energy resources
answer
Sun, wind, water, geothermal energy, biomass energy
question
How is biomass energy generated?
answer
Biomass energy is generated by the burning of organic materials.
question
List two potential problems with burning garbage.
answer
air pollution and toxic ash residue
question
Compare and contrast inexhaustible and renewable resources.
answer
Inexhaustible resources are sources of energy that will never run out. In contrast, renewable resources could potentially run out. They are finite energy resources that can be replaced in a relatively short period of time.
question
Give an explanation as to why renewable and inexhaustible resources are used less than nonrenewable resources.
answer
One possible explanation is that the technology for using nonrenewable resources is much more developed than the technology for using renewable or inexhaustible resources.
question
Give two reasons why biomass energy might not be a good alternative energy source.
answer
While biomass energy is considered to be renewable there are major problems associated with it. The burning of large sections of forest results in habitat destruction and air pollution.
question
Give two examples of renewable energy resources.
answer
Two examples of renewable resources are energy from wood and energy from alcohol.
question
What are some advantages of solar energy? What are some disadvantages?
answer
Solar energy has great potential as an energy source because it is inexhaustible. It is also a relatively clean source of energy. However, solar energy is currently relatively inefficient and disposal of the batteries is problematic.
question
resources that can be replenished
answer
Renewable Resources
question
Battery disposal is a disadvantage of which form of energy?
answer
solar
question
energy derived from burning wood, alcohol, and garbage
answer
Biomass
question
Hydroelectric energy is inexhaustible.
answer
true
question
Electricity produced by waterpower is ____.
answer
hydroelectric
question
Geothermal energy is derived from burning organic material such as wood, alcohol, and garbage.
answer
false
question
Burning alcohol for fuel is a very efficient process.
answer
false
question
energy obtained from heat within the earth
answer
Geothermal
question
Habitat destruction is a disadvantage of geothermal energy.
answer
false
question
Energy from hot magma is called ____.
answer
geothermal