Year 9 economics

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Across
  1. 5. Flying metal box
  2. 7. need a gas mask to breathe
  3. 10. Archduke Franz Ferdinand
  4. 11. most of the fighting
  5. 13. could fire up to 6,000 rounds per minute
  6. 14. Metal box with 2 wheels
Down
  1. 1. metal box on water
  2. 2. Allied ships to pass through the Dardanelles
  3. 3. the enemy of ww1
  4. 4. The biggest country
  5. 6. People who fort in the war
  6. 8. British Empire, France, and Russia
  7. 9. Soldiers live in the grand
  8. 12. Australian and New Zealand Army Corps
  9. 15. Metal armed box