Renewable Energy Review

How is wind energy created?

• By burning fossil fuels

• By splitting atoms

• By using the force of moving air

• By harnessing geothermal heat

What is a disadvantage of wind energy?

• It is not renewable

• It produces a large amount of pollution

• It is harmful to birds

• It is completely free to harness

How is hydroelectric energy created?

• By using the force of moving air

• By converting flowing water to electrical energy

• By burning coal

• By splitting atoms

What is a disadvantage of hydroelectric energy?

• It does not require maintenance

• It does not block the movement of fish

• It is expensive to build hydroelectric dams

• It is a good source of energy in all locations

How can solar energy be used?

• To cool buildings directly

• To create earthquakes

• To generate electricity by solar cells

• To create tornadoes

What is a form of solar energy collection?

• Using hydroelectric dams

• Using coal plants

• Using photovoltaic cells

• Using wind turbines

What is the energy received by Earth from the sun in the form of radiation?

• Solar energy

• Hydroelectric energy

• Wind energy

• Geothermal energy

How is electricity generated from solar collectors?

• By splitting atoms

• By burning fossil fuels

• By converting heat to electricity

• By using the force of moving air

What is a disadvantage of solar energy?

• It does not produce electricity

• It is expensive to build solar collectors

• It is not efficient

• It is not renewable

What drives the water cycle for hydroelectric energy?

• Stars

• Wind

• Sun

• Moon