flight technology

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Across
  1. 3. The upwards and downwards axis, used in maps.
  2. 5. A flat piece that is used in boats and aircrafts to assist steering.
  3. 7. Used in flights to maintain the most favorable ratio to drag.
  4. 9. The level of toleration something can maintain.
  5. 11. Total balance on two opposite sides.
  6. 12. The main body of an aircraft.
  7. 14. Raising a level of height.
  8. 15. The left and right axis, used in maps.
Down
  1. 1. Used in the wings of an aircraft to maintain balance.
  2. 2. The wind velocity variation when turning.
  3. 4. The pull backwards, when going a certain direction.
  4. 6. The distance from sea level an object is.
  5. 8. A hinged flap on the horizontal stabilizer on an aircraft, for controlling the aircraft on its lateral axis.
  6. 10. The force vehicles must deal with. This relates to animals as well.
  7. 13. The direction that something is going.