Air & Space

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Across
  1. 1. force that attracts spam body towards spam center
  2. 4. up and down movement
  3. 7. the quantity of the matter
  4. 8. engine that extracts energy
  5. 9. width of an airfoil
Down
  1. 1. airplane with no attached source
  2. 2. spam force applied to spam body
  3. 3. the controlling surface that regulates an aircraft
  4. 5. spam measure of the curvature
  5. 6. gas or liquid that tends to take shape