Page 157 - Science Course 3 (Book 2)
P. 157
Mo11-L7: Key Concept Check
Direction: Put a check mark in the space that correctly identif es when each geologic event occurred.
Tertiary Period Quaternary Period
1. India crashes into Asia.
2. The climate begins to cool.
3. Glaciers cover 30 percent of Earth’s land surface.
4. The Alps form.
5. Glaciers advance and retreat several times.
6. Antarctica links Australia to South America.
7. The Himalayas form.
8. The Sierra Nevadas form.
9. Forests replace grasses.
10. The climate is warm.
11. Ice covers poles during the Pliocene epoch.
12. Inland seas that had covered the land drain away.
13. Australia is located near India.
14. Africa pushes into Europe.
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