Earth’s Major System Lesson 5

Question 1

A resource that cannot be replaced within a short period of time or at all

Answer 1

Nonrenewable resources

Question 2

Any harmful substance that affect Earth’s land, air and water

Answer 2

Pollution

Question 3

A resource that can be replaced or replaced naturally in a short period of time

Answer 3

Renewable resources

Question 4

Saving, protecting, or using natural resources wisely

Answer 4

Conservation