Across
- 2. a mix of humus, sand, silt, clay, gravel, and/or pebbles
- 3. the rock that forms earth’s crust
- 6. dropping off sediments at their final location
- 7. grinding and bumping of rocks
- 9. the breaking down of sediments or rocks
- 12. a rock that forms when layers of sediments get stuck together
- 13. plants that grow in between rocks until they break apart
- 14. using pressure to decrease the size and number of spaces between particles (to create sedimentary rocks like sandstone)
- 15. when nitrogen and sulfur dissolves in raindrops
Down
- 1. showing many layers or horizons of soil
- 4. moving or pushing sediments by water or wind
- 5. water getting into cracks, which freezes and expands to break apart rocks
- 8. the material that holds particles together to make stone
- 10. bits of dead plant and animal parts in soil
- 11. water stored below earth’s surface