Across
- 2. soil that is made of sand, clay, silt, and humus
- 4. how we can sort rocks into similar groups
- 5. how soil feels to the touch
- 7. a hard solid part of Earth
- 9. which soil do most plants grow well in
Down
- 1. soil material that is a mix of nutrients from small pieces of dead plants and animals
- 3. nonliving material that comes from Earth
- 6. what color is sandy soil
- 8. soil made of small pieces of rock packed together