Year 8 Geology

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