Natural Materials

Natural Resources

What is a resource?

• Anything on Earth that humans use

• Some can be used over and over

• Some can only be used once

Open Ended

One example of a natural resource could be:

Renewable Resource

• Sunlight

• Air

• Water

• Plants and Animals

Multiple Choice

Sunlight is a _________ resource

• Renewable

• Nonrenewable

Multiple Select

Select all the renewables.

• Air

• Natural Gas

• Wind

• Rocks and Minerals

• Fish

Open Ended

How long do you think it takes a renewable resource to come back?

Renewable resources can be replaced within a human lifetime or less.

What is a nonrenewable resource?

Coal

• Humans dig it out and burn it to produce energy/electricity

Oil

• Over millions of years tiny dead animals are pressed down by mud and rocks.

• The pressure forms a liquid called oil that we used for gasoline, to make plastics and more.

Multiple Choice

How long does oil take to form?

• 100 years

• 1,000 years

• A few months

• Millions of years

Open Ended

Why isn't oil found everywhere on Earth, and only in certain places?

Rocks and Minerals

Can take millions of years to form.

Examples:

-Sand is used to make glass

-Rubies and Diamonds: Jewelry

-Marble: Building materials

-Used in electronics

Multiple Choice

Since natural gas is formed from dead plants, it's a renewable resource.

• True

• False

Open Ended

How long does it take non-renewable resources to come back?