Across
- 4. An underground hollow often having an opening in the sside of a hill or cliff
- 5. It is in deserts and beaches, windblown sands that form hills.
- 8. A large body of ice drifting across Earth's surfaces
- 10. Body of water partially enclosed by land with a wide outlet to the ocean
- 11. A dry land that is waterless and without vegetation
- 12. A shallow pool of water at the center of an atoll
- 14. A densly overgrown land with tropical vegetation
- 15. A piece of land that is surrounded by water on 3 different sides.
- 19. A piece of land projecting into a body of water
- 20. A long body of water that connects larger bodies of water
- 21. Triangular section of land up at the river's mouth
- 23. A flat or gently rolling lands
Down
- 1. A large chunk of ice that breaks off of a glacier
- 2. A vast treeless plains with permafrost
- 3. A body of water completely surrounded by water
- 6. A group of closely scattered islands
- 7. A long, steep sided, glacial valley now filled by sea water
- 9. The deeper part of the river
- 10. An area of barren land with eroded ridges and peaks
- 13. An area of a sea or ocean partially enclosed by land
- 16. It is a ring shaped island that is formed by corals.
- 17. A gigantic body of salt water
- 18. A body of salt water almost entirely surrounded by land
- 20. A lowland region saturated by water
- 22. Sandy, pebbly, or rocky shore of a body of water