Volcano Book Worksheet

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Across
  1. 4. The expulsion of ash, cinders,bombs, and gases.
  2. 5. A cooler, slower moving type of lava.
  3. 7. Forms when rising magma is blocked by horizontal layers of rock.
  4. 9. A material that is formed from the elements of oxygen and silicon.
Down
  1. 1. How is geothermal energy used ?
  2. 2. Forms when magma hardens in a volcano's pipe.
  3. 3. A mass of rock formed when a large body of magma cool inside a crust.
  4. 4. A fast moving, hot type of lava.
  5. 6. An opening through which molten rock and gas leave a volcano.
  6. 8. The largest volcano on Venus.