ICAO Crossword

12345678910
Across
  1. 3. Vehicle used for air travel
  2. 5. Primary communication device used between aircraft and control towers
  3. 7. PHONETIC ALPHABET Communication system using words like “Alpha,” “Bravo,” and “Charlie”
  4. 9. The portion of the atmosphere controlled by a country
  5. 10. Able to continue long-term without harming the environment
Down
  1. 1. Person responsible for flying an aircraft
  2. 2. An official rule that controls how something operates
  3. 4. Canadian city where ICAO headquarters are located
  4. 6. The operation and development of aircraft
  5. 8. Protection from danger or risk, especially in transportation