„ Practice vocabulary terms with e-flash cards and matching activities. „ Expand learning with video clips, animations, and interactive activities. „ Reinforce what you learn by completing the end-of-lesson activities. „ Test your knowledge by completing the end-of-chapter questions. While studying, look for the activity icon to: John McCormick/Shutterstock.com sw_photo/Shutterstock.com Bureau of Land Management, Jana Wilson