Across
- 2. a destructive mudflow
- 5. A mountain with a crater, vent and is over a magma chamber
- 9. the vibration of a plate
- 10. the denser crust
- 11. the layer below the lithosphere
- 12. a big hole that has a higher temperature than its surroundings
- 13. the rock that volcanos are made of
- 15. the lighter type of crust
- 17. an island with a volcano
- 18. the ring in the pacific ocean of earthquakes and volcanos
Down
- 1. the plate under the pacific ocean
- 3. the powdery residue from a volcano
- 4. a destructive combination of hot ash, lava fragments, and gases ejected
- 6. A volcano on a mountain
- 7. above ground magma
- 8. the boundary of a plate
- 14. the layer above the asthenosphere
- 15. when two plates push together
- 16. when one plate goes under another