Across
- 4. is wind erosion off earths surface.
- 9. flows over earths surface.
- 10. is earths materials.
- 11. is particals of clay and silt.
- 13. is a loop in a river/stream.
- 15. is one of four spheres into which scientists divide.
- 18. is a mass of moving ice and snow.
- 21. is when rivers flow into a river or ocean or lake and forms a fan like pattern.
Down
- 1. is sediment deposit form a glacier.
- 2. breaks down earths surface.
- 3. is a thick mass of grass roots and soil.
- 5. is a unit of geological time.
- 6. is a large channel formed by erosion.
- 7. is sediment in a river or stream.
- 8. is connected air spaces that water can get through.
- 12. is a layer of rock beneath the soil.
- 14. is the ability to do work.
- 16. is a dark colored material in the soil.
- 17. is Nathans favorite color.
- 19. is a large stream.
- 20. copies a shape in a mold.