39
Lesson 39 of 84 · Global Connections
Global Health Challenges
Deserts cover about one-third of Earth's land. The Sahara is the largest hot desert; Antarctica is technically the largest desert because it gets very little precipitation.
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?