puzzle

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Across
  1. 5. A sudden drop in economic activity.
  2. 7. The total amount of money a business makes.
  3. 8. The system that allows aircraft control surfaces to move.
Down
  1. 1. A record of financial transactions.
  2. 2. The part of the aircraft that generates lift.
  3. 3. The study of how money and resources are managed.
  4. 4. A device that measures airspeed.
  5. 6. The person responsible for maintaining aircraft.
  6. 9. The force that opposes thrust in flight.