Hydroelectric Energy

3. What is a generator?

• A machine that creates radiation.
• A machine that turns mechanical into electrical energy.
• A type of wind energy

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5. What is one one disadvantage of hydroelectric energy?

• It does not work if you don't have volcanoes nearby.
• It doesn't work if the it is not windy.
• It doesn't work if you don't have rivers or moving water nearby.

6. This form of electrical energy generating is called...

• Hydroelectric
• Geothermal
• Wind
• Non-Renewable

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Water stored behind the dam is known as …………..

• Dam
• Penstock
• Water reservoir
• Spillway

Take the water from reservoir to water turbine.

• Dam
• Penstock
• Surge tank
• Spillway

Used to increase the height of water level.

• Dam
• Penstock
• Water reservoir
• Spillway

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A natural resource that can be replaced at the same rate at which it is consumed.

• Nonrenewable
• Renewable
• Inexhaustable

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NGSS.HS-ESS3-2

Hydroelectric power produces electricity using.....

• Wind
• Sunlight
• Moving water
• Dung

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A transformer......

• changes the voltage of the electricity.

• changes the amount of electricity produced.

• lowers the water level

• raises the water level.

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NGSS.HS-PS3-3

What does 'hydro' mean?

• Water

• Whale

• What

• Who

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