Renewable energy

What is a renewable energy resource?

• A resource that is only used in power stations

• A resource that is harmful to the environment

• A resource that is finite and non-replaceable

• A resource that can be replaced and never runs out

Which of the following is an advantage of solar power?

• It produces pollutants

• It works well on cloudy days

• It is very cheap to buy and install

• It is cheap to run once installed

What is a disadvantage of tidal power?

• It can destroy habitats

• It is very noisy

• It produces pollutants

• It is unreliable

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How can more electricity be generated using hydroelectricity?

• By using more wind turbines

• By building more dams

• By using more solar panels

• By increasing the amount of water flowing through the turbines

What does 'carbon neutral' mean?

• The amount of carbon dioxide released is less than absorbed

• The amount of carbon dioxide released is more than absorbed

• The amount of carbon dioxide released is equal to the amount absorbed

• The amount of carbon dioxide released is not important