VOLCANO

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Across
  1. 6. The thick, melted rock found deep inside the Earth, created because of very high heat and pressure.
  2. 8. refers to those with the capability of erupting in the near future, but may not have erupted for quite some time
  3. 9. a mountain or hill with an opening where lava, ash, and other materials come out during an eruption.
  4. 10. steam-driven eruptions caused by exploding groundwater, with no new lava involved.
Down
  1. 1. Irregularly shaped, vesicular fragments of lava that are ejected into the air
  2. 2. a small, round, mound-shaped volcano formed by thick, sticky lava that flows very slowly
  3. 3. Holes in the ground that emit steam and volcanic gases, even when a volcano is not actively erupting
  4. 4. a steep-sided, cone-shaped mountain built by alternating layers of thick, viscous lava, ash, pumice, and tephra.
  5. 5. a type of volcanic eruption driven by the expansion of gases within molten rock
  6. 7. molten rock that breaks through the Earth's surface during volcanic eruptions