Hydroelectric energy

1) How does hydrpelectric energy work?

A. It uses the power of the sun to turn work

B.Water turns a piece similar to a propeller to power

C.The water heats up and it turns into water vaper to power

D.Water freezes and then is thrown to power it

3) Hydroelectric power is second to solar energy in amount of power we get from renewable resources.

True

False

4) Tide and wave power plants will not be a major source of energy in coastal regions in the near future because there are many problems with their development.

True

False

5) The regions that gain the most energy from hydropower and those that have the largest rivers.

True

False

6) Hydroelectric power is generated from water

A) Making a turbine spin.

B) Evaporatingandreleasingenergy.

C) Creating friction with the dam and its parts.

D) Heating the dam.

7) Which is a benefit of hydropower?

A) It is unlimited.

B) It is clean; it doesn’t release pollutants or greenhouse gases.

C) It is generated without disrupting the river’s flow or its ecosystem.

D) All of these.

8) How can hydroelectricity be problematic?

A) Large dams flood upstream lands.

B) People maybe displaced.

C) Dams collect sediment so downstream beaches may be starved of sediment.

D) All of the above.

9) Which of the following is not part of a hydroelectric plant?

A) Turbine

B) Powerhouse

C) Penstock

D) Outtake

10) Hydroelectric power has greater potential for growth in the United States than any other form of renewable energy.

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Hydroelectric energy

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