Across
- 1. formation built up on ground
- 4. mostly weathered material from bedrock
- 7. smallest particle of soil
- 9. an acid made from water and carbon dioxide
- 10. soil that's dry powdery like silk
Down
- 2. where plants grow
- 3. bits of rocks, minerals, organic matter
- 5. formation hanging from ceiling
- 6. unweathered parent material
- 8. multiple layers of soil
- 10. largest soil particle