Unit 7 Lesson 1-2

What is anything useful or necessary for living things that occurs naturally on earth?

• nonrenewable resource

• renewable resource

• natural resource

• ecosystem

What are resources that nature can replace when they are used?

• nonrenewable resource

• renewable resource

• natural resource

• ecosystem

What are resources that nature cannot replace after they are used?

• nonrenewable resource

• renewable resource

• natural resource

• ecosystem

What is the contamination of air, water, or soil by materials that are harmful to living things?

• natural resource

• trash

• nonrenewable resource

• pollution

What is something brought into a country to be sold or traded?

• resources

• pollution

• import

• export

What is something sent out of a country to be sold or traded?

• resource

• pollution

• import

• export

What is it called when you use resources carefully and do not waste them?

• pollution

• resource

• recycling

• conservation

Which of the following is NOT a natural resource

• water

• wind

• sunshine

• coffee

Scientists classify resources into what two groups?

• import and export

• natural resource and renewable resource

• nonrenewable resource and renewable resource

• fossil fuels and natural resource

Which of the following is a nonrenewable resource?

• minerals

• sunshine

• wind

• humans