Across
- 4. breaking apart, wearing away or dissolving rock into smaller pieces
- 5. the scraping away of materials
- 6. an area of empty space inside something
- 8. a very large piece of ice near the Arctic
- 10. when water covers land because of lots of rain
- 13. describes a chemical that contains acid
- 14. a natural formation found on Earth
- 16. dissolve to become part of a liquid
- 17. a hollow chamber under the ground
- 19. a landform with high steep sides that rise high above the land around it
- 20. a large area of flat land with grass and few trees
- 24. a low area or hole in the ground made when soil and rocks are removed
- 26. the movement of sediment to a new place by wind or water
- 27. the sand and rocks that collect at the bottom of rivers, lake and oceans
Down
- 1. a valley made by moving water
- 2. to remove something layer by layer
- 3. a passage that goes under the ground
- 6. a small line or break on the surface of an object
- 7. a chemical that is able to dissolve materials
- 9. a deep narrow valley
- 11. extremely small pieces of rock and soil
- 12. the salty water that covers 70% of the Earth
- 15. when sediment is deposited in a new place
- 18. where the ocean touches the land
- 21. a natural disaster when soil, rock, and water fall down a hill
- 22. to move in one direction
- 23. an area of low, flat land that can easily flood
- 25. an area at the end of a river where lots of sediment has deposited