Electricity Generation and the National Grid

Which of the following is a renewable energy source?

• Coal

• Wind

• Natural Gas

• Nuclear

What is the primary function of the national grid?

• To generate electricity

• To distribute electricity

• To store electricity

• To sell electricity

Which of the following methods is used to generate electricity in a hydroelectric power station?

• Burning fossil fuels

• Using wind turbines

• Using water flow

• Using solar panels

Tags

NGSS.MS-PS3-5

What is the main advantage of using solar panels for electricity generation?

• They are cheap to install

• They work at night

• They produce no greenhouse gases

• They require a lot of maintenance

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NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

Which part of the national grid steps up the voltage for efficient transmission?

• Transformer

• Generator

• Turbine

• Circuit breaker

What is the typical voltage of electricity supplied to homes in Great Britain?

• 110 volts

• 230 volts

• 400 volts

• 1000 volts

Which of the following is NOT a component of a power station?

• Boiler

• Turbine

• Solar panel

• Generator

What is the main disadvantage of wind energy?

• It is expensive to produce

• It is not renewable

• It is dependent on weather conditions

• It produces a lot of pollution

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NGSS.MS-ESS2-5

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Which of the following is a non-renewable energy source?

• Biomass

• Geothermal

• Oil

• Tidal

What is the role of a generator in a power station?

• To convert mechanical energy into electrical energy

• To store electrical energy

• To distribute electrical energy

• To convert electrical energy into mechanical energy

Tags

NGSS.HS-PS3-3