Across
- 2. Grey sedimentary rock.
- 4. Black glassy volcanic rock.
- 7. Plates that float on the mantle.
- 13. Molten rock
- 14. Crust that makes up the continents.
- 15. A tidal wave caused by an earthquake.
- 17. Centre of the earth.
- 18. The Maori word for tsunami
- 19. Volcanic rock
- 20. The outer shell of the earth.
Down
- 1. The remains of an organism in a rock.
- 3. The Maori word for earthquake.
- 5. An igneous rock comes from a.
- 6. Region of hot magma just below the crust.
- 8. Place where the ring of fire is.
- 9. Crust under the sea.
- 10. The type of rock formed under pressure.
- 11. The name of our planet.
- 12. A green coloured metamorphic rock.
- 16. Rock formed from bits stuck together.
