Volcanoes

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Across
  1. 3. A type of volcano that is large, steep sided and results from explosive eruptions of andesitic and rhyolitic lava and ash along convergent plate boundaries
  2. 5. Of Fire An area of earthquake and volcanic activity that surrounds the Pacific ocean
  3. 6. Large volcanic depression formed when a volcano's summit collapses or is blown away by explosive activity
  4. 11. When 2 plates collide and the denser plate sinks
  5. 12. A vent in earth's crust through which melted or molten rock flows
Down
  1. 1. Volcanic Eruptions Eruptions caused by lava that is low in silicia and the amount of dissolved gasses
  2. 2. A small steep sided volcano that erupts gas-rich, basaltic lava
  3. 4. Molten rock below earth's surface
  4. 7. When 2 plates spread apart and magma rises through the vent
  5. 8. Volcanic Eruptions Eruptions caused by lava and ash that are high in silicia and dissolved gasses
  6. 9. Spots Volcanoes that aren't associated with plate boundaries
  7. 10. A type of volcano common along divergent plate boundaries and oceanic hot spots