Natural Resources

Why are trees a natural resource?

• The leaves are green
• We use them to make paper, lumber, and other products.
• They are beautiful
• They grow back after they are cut down.

How do we use air?

• to breathe
• to eat
• to build
• to drink

I can live without natural resources.

• True
• False

These are all examples of...

• renewable resources
• nonrenewable resources
• fossil fuels
• alternative energy

This type of renewable energy converts the power of the wind to electricity.

• steam engines
• solar power
• wind turbines
• nuclear power

Fossil fuels are all examples of...

• renewable energy
• nonrenewable energy
• clean energy
• solar energy

Energy sources that are not easily replenished are called...

• renewable resources
• nonrenewable resources

True or False:
Most of the energy used comes from renewable resources.

• True
• False

True or False:
The Sun is the source of most energy on Earth.

• True
• False

Hydroelectric plants perform which type of energy conversion?

• Water to Electricity
• Electricity to Water
• Wind to Electricity
• Wind to Chemical