Crossword puzzle

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Across
  1. 3. a earthquake that occurs after a larger earthquake happens
  2. 4. a group of trading people who lived on the eastern mediteranean coast
  3. 8. a stucture that is designed to reduce the amount of energy that reaches it
  4. 10. a system of symbols that stand for sounds
Down
  1. 1. a large wave that is created by a earthquake that occurs along the ocean floor
  2. 2. the southern part of greece
  3. 5. a body of land that is surrounded by water on three of its sides
  4. 6. the process in which an earthquake's shaking turns loose soil into mud
  5. 7. to make changes to something
  6. 9. a narrow strip of land