Earth Science: Hydropower
Test Quiz
1. Where does hydropower get its energy from?
a. The rays of the Sun
b. The internal heat of the Earth
c. Moving water sources like rivers
d. From the burning of fossil fuels like coal
e. All of the above
2. True or False: Hydropower is considered a renewable energy source.
a. TRUE
b. FALSE
c.
d.
e.
3. In a hydropower plant, water flows through a pipe called a _______.
a. Generator
b. Turbine
c. PVC
d. Penstock
e. Water main
4. What type of hydropower plant does not use a dam?
a. Storage system
b. Run-of-the-river system
c. Pumped storage system
d. All of the above
e. None of the Above
5. What type of hydropower plant uses extra electricity at night to move used water back into the reservoir?
a. Storage system
b. Run-of-the-river system
c. Pumped storage system
d. All of the above
e. None of the Above
6. What is another advantage to building a dam besides producing electricity?
a. It creates a recreational lake
b. The reservoir can be used as a fresh water source
c. It can help to control flooding
d. All of the above
e. None of the Above
7. What is a disadvantage to the run-of-the-river hydropower system?
a. It can only generate power during the day
b. It relies on fossil fuels to generate power
c. It can destroy the surrounding environment by creating a large lake
d. It is not a renewable energy source
e. The river must remain full and flowing in order to generate electricity
8. Where is the largest dam and hydroelectric plant in the world located?
a. China
b. United States
c. Brazil
d. Canada
e. India
9. True or False: Using rivers to power mechanical devices is a new concept invented in the late 1900s.
a. TRUE
b. FALSE
c.
d.
e.
10. Which of the following is a drawback to building hydropower dams?
a. Loss of land
b. Damage to the local ecosystem
c. Methane gas emissions
d. Disruption of fish migration and spawning grounds
e. All of the above
About this quiz: All the questions on this quiz are based on information that can be found on the Earth Science: Hydropower page at www.ducksters.com/science/environment/hydropower.php.
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