Across
- 1. melted rock under Earth's surface
- 2. a buildup of gases will cause this type of eruption
- 7. volcanic bombs, lapilli, and ash are all types of this
- 9. volcanoes make soil fertile by providing this
- 11. where 90% of volcanoes are found
- 13. when an oceanic plate sinks under a continental plate
- 15. type of volcano that produces lava flows
- 16. type of eruption that builds land over time
- 17. process that formed the Hawaiian Islands
Down
- 1. type of rock that changes due to extreme heat and pressure
- 3. type of rock that is formed by cooled magma
- 4. type of volcano that erodes easily
- 5. magma that has reached Earth's surface
- 6. determined by the amount of silica in magma
- 8. created when it rains through ash clouds
- 10. type of volcano that is tall and steep
- 12. fine rock fragments from a volcanic eruption
- 14. name of the volcano that preserved Pompeii