lesson
How State and National Boundaries Were Drawn
Compare natural boundaries (rivers, mountain ridges) with geometric political boundaries across the United States.

Compare natural boundaries (rivers, mountain ridges) with geometric political boundaries across the United States.
Upgrade to unlock this lesson, practice questions, and your personal tutor.
3rd Grade · Social Studies · US-WV-SS
11 lessons
Explain how humans adapt to, modify, and depend on their physical environments across the regions of the United States.