Across
- 1. Body of salt water, smaller than an ocean
- 3. Low, wet area
- 6. Created where ocean water meets land
- 8. Large group of small islands
- 10. Not as tall as a mountain
- 12. An isolated hill with steep sides and a flat top
- 13. Treeless region which is very cold and dry
- 15. Raised area with steep sides
- 16. Made of sand and mud, shaped like a fan
- 18. Long body of water
- 19. Body of water which extends into the land
Down
- 2. Imaginary line which divides the Earth into two
- 4. Height above sea level
- 5. Shallow body of water
- 7. Large, low area of land
- 9. Mouth of a river that empties into an ocean
- 11. Body of water surrounded by land
- 14. Hot, dry place
- 16. Where wind forms a hill of sand
- 17. Coniferous forest that is wet