1. © 2006 Doug Clarke Drop That Bubble!!! Guess the missing idea, then drop that bubble! It might be the main idea… or a smaller idea!

2. Oceans important for North America PacificAtlantic

3. Pacific An early exploration destination

4. Rio Grande Forms the border with Mexico

5. Basin and Range Death Valley Isolated mountain ranges Lowest point

6. Equator Imaginary line runs east & West Separates Northern & southern hemispheres 0°

7. Continental Divide Located in Rocky Mtn. region Determines the directional flow of precipitation Every continent, except Antarctica, has one

8. Bodies of Water Rivers Oceans Great LakesGulf

9. Prime Meridian Imaginary line runs north & south Separates Eastern& Western Hemispheres 0°

10. Canadian Shield hills Lakes carved by glaciers Worn by erosion Old rock formations Horseshoe shape

11. Rivers of North America Mississippi Columbia Rio Grande MissouriColorado Ohio

12. St. Lawrence River Forms part of the Northeastern border with Canada Connects Great Lakes to Atlantic Ocean

13. Mississippi & Missouri Rivers Used to transport farm & industrial products Provided links to ports & other parts of the world

14. Continents Australia Europe North America South America Africa Antarctica Asia

15. Regions of North America Interior Lowlands Coastal Range Basin and Range Rocky Mountains Great Plains Canadian Shield Appalachian Mountains Coastal Plain