Across
- 4. flat lands that have only small changes in elevation
- 5. a naturally or artificially protected basin on an ocean, lake, or river where ships may be anchored or docked without danger
- 6. a type of freshwater wetland that has spongy, muddy land and a lot of water
- 7. a land formation with a flat area on top and steep walls - usually occurring in dry areas
- 8. a steep face of rock and soil
- 10. a very dry area
- 12. a flat region of a valley floor located on either side of a river channel
- 15. a deep valley with very steep sides - often carved from the Earth by a river.
- 16. a large, flat area of land that is higher than the surrounding land
- 17. a slowly moving river of ice
- 19. a low place between mountains
Down
- 1. a very tall high, natural place on Earth - higher than a hill. The tallest mountain on Earth is Mt. Everest
- 2. a small fertile area surrounded by desert
- 3. a type of freshwater, brackish water or saltwater wetland that is found along rivers, pond, lakes and coasts
- 4. a wide, relatively flat area of land that has grasses and only a few trees
- 9. a piece of land that is surrounded by water
- 11. the average height, or elevation, of the sea surface
- 13. a low, watery land formed at the mouth of a river (often shape like a triangle)
- 14. a body of water that is partly enclosed by land (and is usually smaller than a gulf)
- 18. a pointed piece of land that sticks out into a sea, ocean, lake, or river
