Across
- 2. Downward movement of Earth's crust
- 5. Rocks formed from magma.
- 6. Rock is a solid mixture of these.
- 7. This changes a rock into a metamorphic rock.
- 8. How many classes of rocks are there?
- 10. A combination of minerals
- 11. Chemical reactions make this rock.
Down
- 1. Texture of the biggest rock particles.
- 3. When sediment is moved from place to place.
- 4. Rock made from layers of particles.
- 9. When any new rocks form form old rocks.