Across
- 2. a large channel in soil formed by erosion
- 4. a meander cut off by a river
- 6. Earth's outer rock layer
- 7. a sloping deposit of sediment
- 11. what month was I born?
- 13. Organism that breaks down dead things
- 14. when a stream flows into a larger stream
- 17. a landform with high altitude and high relief
- 19. wind erosion that removes surface materials
- 21. energy an object has due to it's motion
Down
- 1. when large glaciers covered most of the earth
- 3. when old, eroded rock is replaced with a new layer
- 5. water that fills underground cracks and spaces
- 8. rich soil made of equal parts clay,sand and silt
- 9. fossil that copies the organism's shape
- 10. when sediment is laid down in new places
- 12. an animal with a backbone
- 15. the grinding away of rock by other rock particles
- 16. when an organism, in sediment dissolves, leaving a hollow area
- 18. when magma hardens underneath the earth's surface
- 20. the loose, weathered material on the earth's surface