Across
- 1. Fast moving clouds of gas and rock
- 4. Natural Fountains
- 9. Large volcano on the main island of Hawaii
- 11. Mountain range dividing Europe and Asia
- 13. Volcanoes with steep sides of loose rock/ash
- 14. Mountain range created by collision of plates
- 17. Ancient mountain range in North America
- 20. Irregularly shaped volcanoes with long slopes
- 21. Mountain range in South Africa
- 24. Vents which allow steam to escape to surface
- 28. Large volcano in southern Italy
- 29. Volcano in Washington state
- 30. A word meaning "thick"
- 31. Highest mountain range in the world
- 32. Volcanic mud slide
Down
- 2. Underwater volcanic eruptions
- 3. Indian mountain range
- 5. Molten rock
- 6. Volcano which exploded in 1883
- 7. Eruptions creating fast-flowing lava
- 8. Mountain range dividing Europe and Middle East
- 10. Mountains created by upward thrust of plates
- 12. Mountain range in North Africa
- 15. Volcanoes formed from older magma chambers
- 16. National park famous for volcanic features
- 18. Highest mountain in Africa
- 19. Mountain range in South America
- 22. Mountain Range in New Zealand
- 23. Famous Japanese volcano
- 25. Country famous for it's use of geothermal energy
- 26. Volcanoes created in crack of Earth's surface
- 27. Mountains created by crashing of tectonic plates