V.E.T Crossword Puzzle

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Across
  1. 2. __________ are the big pieces of Earth's crust that makes up its crust
  2. 4. the most explosive eruptions come from this type of volcano
  3. 6. ___________ is a molecule of silicon oxygen
  4. 9. _________ are zones where one tectonic plate sinks, or subducts, beneath another
  5. 10. the _________ is the area between the crust and the core of the Earth
  6. 12. __________is magma that cooled quickly after it erupted
  7. 14. an _________ has not erupted for over 10,000 years
  8. 16. this type of volcano is formed when thick lava oozes from a vent, piles up, and cools into a steep mound
  9. 18. _________ is the area deep below a volcano where magma collects
  10. 19. this type of volcano forms when erupted fragments harden and fall to the ground,accumulating around the vent in a cone shape
Down
  1. 1. ___________are caused by under sea earthquakes
  2. 3. a __________is a swirling cloud of hot gas, ash, and rocks
  3. 5. an _________ is a volcano that erupted recently or might erupt soon
  4. 7. an __________ is a tectonic plate that is under a continent
  5. 8. a __________ or sleeping volcano has been quiet for a long time, but may erupt again someday
  6. 9. this type of volcano has gentle slopes formed by oozing, runny lava
  7. 11. an __________ is a tectonic plate that is under an ocean
  8. 13. ___________ are tools that that measure the shaking of the Earth's crust
  9. 15. __________is another word for earthquake
  10. 17. _________ is a light rock filled with holes like a sponge