Earth Science
Across
- 1. A solid object that contains one or more minerals.
- 4. Pieces of weathered rock.
- 7. Resources that can't be replaced.
- 9. Using resources wisely.
Down
- 1. Resources that can be replaced.
- 2. To use less of a resource.
- 3. A solid object in nature that has never been alive.
- 5. The movement of weathered rocks and soil.
- 6. Process that breaks rocks into smaller pieces.
- 8. Soil that is a mixture of clay, sand, silt, and humus.