Unit 2 Review

1.The biggest continent is _______.

• Africa

• Asia

• Australia

2. The Equator divides Earth into ________ equal hemispheres.

• two

• three

• four

3. Millions of years ago, Earth had one big ocean only, it was called _________.

• Pacific

• Pangaea

• Panthalassa

4. Countries near the equator are _______.

• hot

• mild

• cold

5. _______ is the change of air that might happen in a very short time.

• climate

• weather

• equator

6. The ocean water makes _______ of Earth.

• 30%

• 50%

• 70%

7. When the weather is cold in winter, cavemen live in ________.

• huts

• caves

• shelters