Regions of North America
Across
- 3. the study of the Earth's landscapes
- 5. a valley in California that has fertile soil, but is very dry
- 7. these plains take up a large area of North America between the Appalachian and Rocky Mountains
- 10. resources that are found in limited amounts on Earth, like coal, oil, and minerals
- 13. the name of the river system that drains 40% of the continental United States
- 14. the only state that had two capitals
- 16. a climate that is very hot and humid most of the year and has high amounts of rain
- 17. the country from which the USA bought Alaska
- 18. a vegetation region found in cold dry areas where the ground is always frozen
Down
- 1. that plants that grow somewhere naturally
- 2. a climate region with warm summers and cold winters that has moderate precipitation
- 4. the only continent where nobody lives except researchers
- 6. provided wood that the settlers used to build homes, to cook, and to keep warm
- 8. an area east of the Appalachians with foothills and valleys
- 9. a city in California that grew up during the Gold Rush
- 11. the easiest way to travel before paved roads
- 12. resources like water, wind, and a forest that can be used again and again if they are managed wisely
- 15. means sharing a common border