Take a Flight with this Puzzle

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Across
  1. 1. consist of hinged panels mounted on the trailing edge of the wing
  2. 4. The entire tail section of an aircraft
  3. 6. upward angle formed by wings
  4. 7. controls rotation about the vertical axis of an aircraft
Down
  1. 1. a long hollow tube which holds all the pieces of an airplane together
  2. 2. Provides lifting for dirigibles
  3. 3. controls the roll of the airplane around the longitudinal axis
  4. 5. angle between the wings and the horizon, as viewed from the rear of the airplane
  5. 8. Retarding force acting on a plane during flight