Across
- 1. The Canadian ____ has hills worn by erosion.
- 5. The ____ range runs from California to Canada.
- 6. Basin and ____ includes Death Valley.
- 9. The Coastal Plain has broad ____.
Down
- 2. The Appalachian Mountains are old and ____.
- 3. The Interior Lowlands have ____ flatlands.
- 4. The Coastal ____ has excellent harbors.
- 7. ____ Mountains are almost from Alaska to Mexico.
- 8. The Great ____ have flat grasslands.
