Flight Technology Crossword

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Across
  1. 4. primary control surface used to steer an aircraft
  2. 6. is the force that acts opposite to the direction of motion
  3. 8. flight control surfaces, usually at the rear of an aircraft
  4. 9. the force that directly opposes the weight of an airplane and holds the airplane in the air
  5. 11. a structure with curved surfaces to give a ratio of lift to drag in flight
  6. 13. the height of an object from sea to ground level
  7. 14. to overcome the drag of an airplane
  8. 15. measured in relation to the fixed horizontal reference plane of true north
Down
  1. 1. the main body of an aircraft
  2. 2. a state in which opposing forces or influences are balanced
  3. 3. the variation of wind over either horizontal or vertical distances
  4. 5. the angular distance of a place east or west of the meridian
  5. 7. a hinged surface on the back of a plane’s wing
  6. 10. the angular distance of a place north or south of the earth's equator
  7. 12. flight instrument used in an aircraft to inform the pilot of the aircraft's front