Tic Tac Toe Board Crossword

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Across
  1. 3. The most violent volcano type.
  2. 4. A Gaping hole made by a volcano
  3. 5. A benefit of volcanism that boost the economy.
  4. 7. The last name of the father of plate tectonics
  5. 9. The last name of the father of Continental Drift
Down
  1. 1. The place that holds the magma of a volcano
  2. 2. Occurs when large amounts of magma cools inside the crust
  3. 3. A Volcano type made by ejected pyroclastic material
  4. 6. Number of about how many active volcanoes currently
  5. 8. A wide dome shaped volcano type