Which of these natural resources is renewable?

• oil

• coil

• wind

• uranium

Which of these natural resources are being used much faster than they are naturally replaced?

• coal and wind

• solar energy and uranium

• oil and coal

• Wind and water

An electric company uses different types of energy to produce electricity. Lydia's family wants to get their power from an energy source that would likely have the least harmful effect on the environment. Which plan should they chose?

• Plan B, which uses coal

• Plan C, which uses natural gas

• Plan D, which uses solar energy

• Plan A, which uses oil

What is one disadvantage of solar energy?

• Panels require a lot of space.

• It causes much air pollution.

• It is nonrenewable.

• Sunlight can be used up entirely.

Juan Carlos and his family want to use renewable energy resources to provide their electricity. Which should they choose?

• solar energy and wind energy

• uranium and wind

• oil and natural gas

• hydroelectric energy and nuclear energy

What is one advantage of using coal to produce electricity?

• It burns cleanly and does not pollute the air.

• It is relatively cheap to mine.

• It doesn't harm ecosystems.

• It is replaced as fast as it is used.

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

• It requires large amounts of land.

• It is renewable.

• It can destroy river habitats.

• It produces harmful wastes.

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

• It may disrupt fish populations.

• It produces harmful waste.

• It pollutes water.

• It uses a nonrenewable resource.

People are using oil and gas faster than nature can replace them.

• true

• false

Renewable energy resources will eventually run out.

• True

• False