Unit 5

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Across
  1. 2. to carry
  2. 3. to crush
  3. 7. to move or to change
  4. 8. ways of traveling
  5. 10. cars, buses and trucks are examples of this
  6. 13. exciting
  7. 16. metal stick that conntects wheels
Down
  1. 1. a structure we can stand on
  2. 4. a metal stick used for different equipments
  3. 5. strong
  4. 6. to turn around
  5. 9. the level of surface tension
  6. 11. the metal part on the outside of the wheel
  7. 12. a building for grinding materials
  8. 14. metal bars inside a wheel
  9. 15. a wheel system