Across
- 2. these instruments can detect when a volcano is filling with magma
- 4. a volcano located on the oceanic crust
- 8. this is a scientist who studies volcanic activity
- 11. this is the source of energy on the surface of the Earth
- 15. the state where you would find Yellowstone National Park
- 16. place inside of volcano where magma collects before the volcano erupts
- 17. these are large chunks of cooled and hardened lava
Down
- 1. synonym for composite volcano
- 3. an example of a composite volcano
- 5. this word is used to describe a volcano that poses no risk of erupting because it no longer has access to magma
- 6. this is a mixture of molten rock, gases, and water in the Earth's mantle
- 7. describes an area where magma often reaches the surface of the crust even when not near a plate boundary
- 9. what magma is called when it reaches the surface of Earth
- 10. this is a gas that can indicate when a volcano is going to erupt
- 12. this landform can be created when magma reaches the crust before it cools and crystallizes
- 13. this is a type of boundary where two plates are moving away from each other
- 14. this mountain was created at a divergent boundary in East Africa