Fossil Fuels and Natural Resources

What are natural resources?

• Things made by people.

• Things that come from the Earth.

• Things found in outer space.

• Things that are only used once.

What is a renewable resource?

• A resource that can only be used once.

• A resource that takes a very long time to replace.

• A resource that is naturally replaced quickly.

• A resource that is man-made.

Which of these is a renewable resource that heats our planet?

• Coal

• The Sun

• Oil

• Natural gas

What causes wind?

• The ocean tides.

• Differences in temperature in the air.

• Volcanoes erupting.

• People blowing air.

How can we make sure trees remain a renewable resource?

• By cutting down all the trees at once.

• By replacing the trees we use with new ones.

• By never using trees again.

• By burning old trees.

Which of these is an example of a natural cycle that helps renew resources like air and water?

• The rock cycle.

• The water cycle.

• The life cycle of a butterfly.

• The moon cycle.

What is a nonrenewable resource?

• A resource that is quickly replaced.

• A resource that will not be replaced in a human's lifetime.

• A resource that comes from outer space.

• A resource that is always available.

Why is it important to use nonrenewable resources carefully?

• They are too expensive to use often.

• They can be replaced very quickly.

• They might run out because they are used faster than they are replaced.

• They are not useful for making energy.

What are some valuable minerals found in ore?

• Wood, water, air

• Copper, gold, iron

• Sunlight, wind, plants

• Plastic, paper, glass

How long does it take for ore to form through the rock cycle?

• A few days

• A few years

• Thousands to millions of years

• A few hundred years