Geography. 4/20 to 4/24. Sunday 4/20 Do Now . What are some facts your know or information you would like to know about North America? . Sunday 4/24 – Landforms in north A merica. Size: 2 nd largest country: Canada 3 rd largest country: U.S.A.
4/20 to 4/24
(combine with Russia these three countries make up 1/8 of that total landmass on earth).
3. Interior Lowlands: flat lands as a result of glaciers (interior plain, great plains, Canadian Shield) glaciers: dense piece of ice that constantly moves under its own weight (usually forms over centuries
4. Western: mountains, plateaus, basins - Rocky Mountains: 3,000 miles long (Alaska to New Mexico) with high peaks (12000ft) because new (not eroded)
- Continental Divide: highest point of Rockies – separates river flow between East and West - Mt. McKinley: Highest Mountain in North America (20,320 feet)
5. Islands: Arctic Circle – volcanic activity (eruptions) led to break-up.