forces crossword

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Across
  1. 1. opposite of up
  2. 2. helps a wheel turn
  3. 3. to pick up something
  4. 4. the force that keeps us stuck to the ground
  5. 6. an inclined plane
  6. 8. the state of being stretched tight
  7. 11. to speed up an object
  8. 13. resistance
  9. 14. a circular object used to help propel objects
  10. 15. a wheel with a grooved rim around which a cord passes
  11. 17. is able to float
  12. 18. the opposite of pull
Down
  1. 1. to slow down an object traveling at speed
  2. 5. a measurement of forces
  3. 7. the opposite of pushing
  4. 9. can be attracted to most metals
  5. 10. the resistance that one surface or object encounters when moving over another
  6. 12. a rigid bar resting on a pivot
  7. 15. the study of forces
  8. 16. the weight and volume of an object