Work and Machines Crossword Puzzle

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Across
  1. 5. pivot point of a lever
  2. 6. push or pull
  3. 7. weight or pressure about to or being worked on
  4. 8. a machine that uses multiple simple machines to do work
  5. 10. overall force acting on an object
  6. 11. activity involving mental or physical effort done in order to achieve a purpose or result
  7. 13. unit for energy
  8. 15. friction or resistance through the air
  9. 16. ex ramp
  10. 17. ex tire wheel
  11. 18. force exerted on a machine
  12. 19. friction that stops or slows down an object
  13. 20. ex cork screw/bottle opener
  14. 21. resistance of any physical object to any change in its state of motion
  15. 22. a rod or spindle passing through the center of a wheel
  16. 24. object upon which the only force acting is gravity
  17. 25. ex crane
  18. 27. natural phenomenon where all things with mass are brought toward one another
Down
  1. 1. simplest mechanisms that use mechanical advantage to make work easier
  2. 2. measure of the force amplification achieved by using a simple machine
  3. 3. used to make work easier
  4. 4. resisting motion on an object
  5. 9. wheels with teeth
  6. 10. unit used for force/mass
  7. 12. force that the machine applies
  8. 14. balance
  9. 17. ex kinife
  10. 23. the strength and force that something has when its moving
  11. 26. ex seesaw, wheelbarrow, or rake