Hydropower

What do you call the area where water is stored behind a dam?

• reservoir

• generator

• refuge

• turbine

Hydropower is a renewable resource.

• True

• False

What happens when water flows through a dam?

• The water evaporates.

• The water turns a turbine.

• The water is pumped back up.

• The water creates sparks making electricity.

What allows water to flow through a dam?

• The water is pumped out.

• The water constantly flows through without ever stopping.

• The water is pushed out when a motor is turned on.

• The water is released from a higher elevation to a lower elevation.

Tags

NGSS.MS-ESS2-4

What is the job of a turbine?

• When it spins, it makes sparks causing electricity.

• It moves the energy from the flow of water to a generator.

• It slows down the speed of the water to keep it at a steady pace.

• It controls the water so it can be pumped back up the dam.

What are some concerns about building dams to create hydropower? Check all that apply.

• Dams change the environment.

• There are no concerns.

• Dams change fish swimming patterns.

• Dams store too much water.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Other than using dams, what is another way to use hydropower?

• Hydrogenerator

• Hydropump

• Hydroreservoir

• Run of River

What is one benefit of using hydropower?

• It is reliable.

• It is free.

• It does not affect the environment in any way.

• It makes the air cleaner.

Tags

NGSS.HS-ESS3-2

What does a generator do?

• It spins when the water passes through it.

• It moves the water from a higher elevation to a lower elevation.

• It helps the movement of fish to pass safely through the dam.

• It produces electricity.

Where was hydropower was first used?

• In mills

• In large dams

• In power plants

• In the Hoover Dam