Volcanoes

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Across
  1. 3. What is known as volcano snow
  2. 4. What is volcano that will never erupt called
  3. 5. The type of gas released by volanoes
  4. 7. The molten rock above Earths surface
  5. 12. What holds the volcanoes magma
  6. 13. What boundaries move towards each other
Down
  1. 1. "A sleeping volcano"
  2. 2. a type of volcano that is flat
  3. 6. What boundaries move away from each other
  4. 8. What happens before a volcano erupts
  5. 9. The depression on the top of a volcano
  6. 10. When the volcano ____
  7. 11. Where the gases from the volcano are released
  8. 12. The molten rock under the Earths surface