Volcanoes

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Across
  1. 4. ____ is a long tube that extends from Earth's crust to the top of the volcano.
  2. 5. A volcano that is unlikely to ever erupt again is considered to be _______.
  3. 7. _______is a bowl shaped area that may form at the top of a volcano around the central vent.
  4. 8. ______ is the molten rock on the Earth's surface.
  5. 10. ____is molten mixture of rock in beneath the Earth's surface.
  6. 11. A volcano that is "sleeping" and is expected to awake in the future is _______.
  7. 12. The Ring of ______ is a felt of volcanoes that circles the Pacific Ocean.
  8. 13. Molten rock and gas leave the volcano through an opening called the ________.
Down
  1. 1. ________ plate boundaries collide.
  2. 2. Magma with low-silica that is thin and runny creates a _______ eruption.
  3. 3. _________plate boundaries divide or move apart.
  4. 6. Magma ______ is a pocket of magma beneath the surface.
  5. 9. A mountain that forms in Earth's crust when magma reaches the surface.