Across
- 4. Relating to fast moving hot gases and volcanic matter
- 7. A volcano that is currently not active but could erupt
- 9. Molten rock that reaches the surface
- 11. Rock fragments ejected during a volcanic eruption
- 13. Molten rock beneath the earths surface
- 14. A vent in the earths crust through which magma and gases are expelled
- 15. A bowl shaped opening at the top of a volcano
- 16. A tall, steep volcano made from alternating layers of lava and ash
- 17. A scientist who studies volcanoes
- 18. The process of a volcano releasing magma, ash, and gases
Down
- 1. A large depression formed when a volcano collapses
- 2. A volcano with gentle slopes formed by low viscosity lava
- 3. A volcano that is not expected to erupt again
- 5. A fragment of rock erupted from a volcano
- 6. chamber A reservoir of molten rock beneath a volcano
- 8. Fine particles of volcanic rock expelled during eruption
- 9. A destructive volcanic mudflow
- 10. An opening in a volcano emitting steam and gases
- 12. The opening through which magma and gases escape
- 16. Small fragments of volcanic rock