Across
- 2. Decayed plants and animals on the top layer of soil
- 5. Stone
- 6. The best soil for plant growth
- 8. Tiny grains of broken rock
- 11. A material found in earth that is sticky when wet and hard when dry
- 12. Top Layer of soil that provides supports and nutrients to plants
- 13. Weathered material moves from one place to the other
Down
- 1. middle layer of soil, which is a combination of soil and rocks
- 3. Material in the soil that comes from living things
- 4. To carefully preserve and protect something
- 7. Change due to the exposure of weather
- 9. materials that plants and animals need to grow
- 10. Fine sand and earthy material carried by water