Across
- 4. soil made from bedrock
- 7. when sediment is added to land by erosion
- 11. result of a sudden release of energy by seismic waves
- 12. layer under the soil
- 13. seismic waves that do the most damage
Down
- 1. the strongest part of the earthquake where waves are released
- 2. weathered rock and organic material
- 3. layer of soil
- 5. weathered rock material transported by erosion
- 6. soil moved by erosion
- 8. movement of weathered rock by wind, water, or gravity
- 9. breaks in earth layers caused by plate tectonics
- 10. breaking down of rock