Year 8 Geology
Across
- 5. When molten rock cools.
- 10. Traces of living organisms.
- 12. Formed by sediments.
- 13. Molten rock.
- 15. When oxygen reacts with rocks that contain iron.
- 16. Soil.
- 17. Increasing pressure from the side on layers of rocks causes this.
- 18. The second tallest mountain in the world.
Down
- 1. Geology.
- 2. A physical weathering agent.
- 3. Marine organisms cemented together.
- 4. The study of fossils.
- 6. Molten rock.
- 7. Can be chemical or physical.
- 8. Rocks formed by heat and pressure.
- 9. Extraction of minerals.
- 10. A crack in crust.
- 11. Powdery mark left by a mineral on a tile.
- 14. Make up rocks.