Across
- 6. The process by which wind, water, or other natural agents wear away and move soil, sediment, or rock.
- 7. Small particles of rock, soil, or organic material that have been broken down by weathering and erosion.
- 8. The dark, organic material that forms in soil as plants and animals decay.
- 9. A fine-grained, mineral-rich soil that is often used for pottery and other crafts.
- 10. A naturally occurring solid substance made up of one or more minerals.
Down
- 1. A naturally occurring, inorganic substance that has a defined chemical composition and crystal structure.
- 2. The physical and chemical processes that break down rocks and minerals at or near the Earth's surface.
- 3. The continuous process by which rocks are formed, weathered, eroded, and reformed over time.
- 4. The remains or traces of ancient organisms, preserved in rocks or sediment.
- 5. The top layer of the Earth's surface, made up of a mixture of organic material, minerals, and air.