Renewable and Nonrenewable Resources

Front

What is a disadvantage of Fossil Fuels?

Back

Scientists guess that it will run out in the next 50 years.

Front

Coal is a __________ energy resource.

Back

Nonrenewable.

Front

What are renewable resources?

Back

Resources that can be replaced in a short amount of time.

Front

Fuels such as coal, oil, and natural gas that were formed over millions of years from decayed plants and animals. This process requires time, pressure, and heat.

Back

Fossil Fuels.

Front

What are Nonrenewable resources?

Back

Resources that are used faster than they can be replaced.

Front

What is the main characteristic of renewable resources?

Back

They can be replenished naturally in a short period.

Front

Give an example of a renewable resource.

Back

Solar energy.

Front

What is the primary source of energy for fossil fuels?

Back

Decayed plants and animals.

Front

How long does it take for fossil fuels to form?

Back

Millions of years.

Front

What is one environmental impact of using fossil fuels?

Back

Air pollution.