New Technologies WWI

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Across
  1. 5. Foot soldiers affected heavily by new tech
  2. 7. German airship used for bombing raids
  3. 8. Large-caliber guns used in bombardments
  4. 14. Device on planes used to generate thrust
  5. 15. Anti-submarine weapon used in naval warfare
  6. 17. Wireless communication used to coordinate troops
  7. 18. Early versions used for reconnaissance, evolved post-WWI
  8. 19. Small handheld explosives used in trench combat
  9. 21. Aircraft with two sets of wings, common in WWI
  10. 22. Technique used to blend into surroundings
  11. 24. German submarine that posed a major naval threat
  12. 26. Short-range artillery piece, often used in trenches
  13. 28. Abbreviation for reconnaissance, critical role of planes
  14. 29. Technology used to detect submarines underwater
  15. 30. Aerial combat between fighter planes
  16. 32. Used for reconnaissance and later combat
  17. 33. Device used in trenches or submarines to see over obstacles
Down
  1. 1. Outerwear adapted for muddy trench warfare
  2. 2. Systems for encoding military communications
  3. 3. Defensive material stretched across battlefields
  4. 4. Began to be phased out due to new tech like tanks
  5. 6. Used to send coded messages over long distances
  6. 9. –Organization providing medical aid to soldiers
  7. 10. Used to encrypt and decrypt secret messages
  8. 11. Rapid-firing weapon that changed battlefield tactics
  9. 12. Not in use yet during WWI, but hinted at future tech
  10. 13. Another term for early radio communication
  11. 16. Heavily armored vehicle introduced to cross trenches
  12. 19. Worn to protect soldiers from chemical attacks
  13. 20. Soldier or plane used to identify enemy locations
  14. 23. Weapon used to clear out trenches with fire
  15. 25. Main body of an aircraft
  16. 27. Warfare style where opposing armies dug in
  17. 31. Airships used for observation and scouting