69
Lesson 69 of 84 · U.S. Regions
The Great Plains States
Earth has seven continents: Africa, Antarctica, Asia, Australia, Europe, North America, and South America. Each has unique landscapes, climates, and ecosystems.
Key Facts
1
Geography affects how people live.
2
Earth has seven continents.
3
There are five major oceans.
Check Your Understanding
Question 1
1 of 2Which is the largest ocean?