Across
- 4. Act of learning about the environment through the senses.
- 5. To move something.
- 6. The taking and moving of rocks, soil and sand to another place.
- 9. When rocks and soil slide down a hill, mountain or other slope.
- 10. Anything that living things need as food.
- 13. A wall to stop floods.
- 15. A wall to stop the ocean's wave.
- 16. A row of trees or shrubs planted to help block the wind.
- 17. A huge amount of water over usually dry land.
Down
- 1. A sudden shaking of the ground that makes land rise and fall.
- 2. To make something different.
- 3. Steps take to make or do something.
- 5. A bag filled with sand used to stop floods.
- 7. The breaking of rocks into smaller pieces.
- 8. A technology used to slow the ocean's powerful waves. It is a funny shape.
- 11. An opening in Earth's surface.
- 12. A length of time.
- 14. Molten liquid rock.
