• 1. 
    Where does hydropower get its energy from?

  • Moving water sources like rivers
  • The rays of the Sun
  • The internal heat of the Earth
  • From the burning of fossil fuels like coal
  • 2. 
    True or False: Hydropower is considered a renewable energy source.

  • TRUE
  • 3. 
    In a hydropower plant, water flows through a pipe called a _______.

  • Penstock
  • Generator
  • Turbine
  • PVC
  • 4. 
    What type of hydropower plant does not use a dam?

  • Storage system
  • Run-of-the-river system
  • Pumped storage system
  • All of the above
  • 5. 
    What type of hydropower plant uses extra electricity at night to move used water back into the reservoir?

  • Pumped storage system
  • All of the above
  • Storage system
  • Run-of-the-river system
  • 6. 
    What is another advantage to building a dam besides producing electricity?

  • The reservoir can be used as a fresh water source
  • All of the above
  • It can help to control flooding
  • It creates a recreational lake
  • 7. 
    What is a disadvantage to the run-of-the-river hydropower system?

  • It can only generate power during the day
  • It relies on fossil fuels to generate power
  • It can destroy the surrounding environment by creating a large lake
  • 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?

  • Canada
  • China
  • United States
  • Brazil
  • 9. 
    True or False: Using rivers to power mechanical devices is a new concept invented in the late 1900s.

  • TRUE
  • 10. 
    Which of the following is a drawback to building hydropower dams?

  • All of the above
  • Methane gas emissions
  • Loss of land
  • Damage to the local ecosystem
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