alternitive vocabulary

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Across
  1. 1. pull
  2. 7. middle mass of a object
  3. 8. flat piece near stern of a boat
  4. 10. force of a elastic object
  5. 12. diffrent ways to use energy
Down
  1. 2. where force of areodynamics is applied
  2. 3. main body of a aircraft
  3. 4. extent of wings
  4. 5. stored energy
  5. 6. raise in a higher position
  6. 9. to push something
  7. 11. force on earth