air and aerodynamics

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Across
  1. 3. The force that allows an aircraft to overcome gravity and ascend (5 letters)
  2. 4. The force exerted by air molecules that resists the motion of an object through the air (4 letters)
  3. 6. The science that studies the behavior of air as it interacts with solid objects, especially aircraft (11 letters)
  4. 9. The sum of all opposing forces acting on an aircraft, including lift, weight, thrust, and drag (6 letters)
  5. 10. The force pulling an object toward the center of the Earth (7 letters)
Down
  1. 1. Imitating nature's designs for better aerodynamic efficiency (11 letters)
  2. 2. The force generated by the movement of air through a specially designed rotating blade (9 letters)
  3. 5. The force that propels an aircraft forward (6 letters)
  4. 7. The reduction of air resistance by designing an object to minimize drag (9 letters)
  5. 8. The opposing force that acts against the forward motion of an aircraft (4 letters)