Review of Renewable Energy Sources and Waves

Which of the following are renewable energy resources to provide electricity?

• Coal and nuclear energy
• Uranium and wind
• Natural gas and oil
• Solar energy and wind energy

How is electricity produced in a nuclear power plant?

• Coal is used to produce electricity
• Uranium reactions are used to produce electricity
• Oil is used to produce electricity
• Natural gas is used to produce electricity

What is one disadvantage of solar energy?

• It is nonrenewable.
• It causes a lot of air pollution.
• Panels require a lot of space and cannot be replaced.
• Sunlight can be used up entirely.

Which of these natural resources is renewable?

• coal & solar
• solar and wind
• wind & coal

What is renewable energy?

• Energy that exists forever
• Energy that is not harmful
• Newly created energy
• Energy that can replenish itself quicker than it is used

What is one advantage of using coal to produce electricity?

• It is relatively cheap to mine.
• It doesn't harm ecosystems.
• It is replaced as fast as it is used.
• It burns cleanly and does not pollute the air.

What is a disadvantage of using nuclear energy to produce electricity?

• It is renewable.
• It produces harmful wastes.
• It can destroy river habitats.
• It requires large amounts of land.

Which is an example of nonrenewable energy?

• solar

• Fossil fuels

• wind

• hydroelectric

What is a disadvantage of using hydroelectric energy to produce electricity?

• It pollutes water.
• It can disrupt the fish populations in the water.
• It produces very harmful wastes.
• It uses a nonrenewable resource.

Which fuels were formed from the remains of plants and animals that lived long ago?

• Natural gas, oil, coal
• Oil, coal, uranium