Across
- 1. Small grains of worn-down rock
- 3. Tiny particles of rock and soil
- 4. Very small broken pieces of rock
- 5. Solid masses of minerals
- 6. The action or process of eroding
Down
- 1. The upper layer of earth that may be dug or plowed and in which plants grow
- 2. A substance or ingredient that promotes growth, provides energy, and maintains life (plant food)
- 3. Parts