Chapter 14 vocab

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Across
  1. 2. inclined plane wrapped around a cylinder
  2. 5. the distance between the output force and the fulcrum
  3. 6. A device that changes a force
  4. 9. a common unit of power equal to about 746 watts
  5. 11. force exerted by a machine
  6. 13. a rigid bar that is free to move around a fixed point
  7. 14. The product of force and distance
  8. 16. v-shaped object whose slides are two inclined planes sloped toward each other
  9. 17. distance the input force acts through
  10. 18. mechanical advantage in the absence of friction
  11. 19. work done by the input force acting through the input distance
  12. 20. force you expert on a machine
  13. 21. The SI unit of power
  14. 22. the number of times that the machine increases an input force
  15. 24. Slanted surface along which a force moves an object to a different elevation
  16. 25. distance the output force is exerted through
Down
  1. 1. fixed point the bar rotates around
  2. 3. combination of two or more simple machines that operate together
  3. 4. distance between the input force and the fulcrum
  4. 7. equals the ratio of the output force to the input force
  5. 8. The rate if doing work
  6. 10. The SI unit of work
  7. 12. simple machine that consists of two disks or cylinder
  8. 14. output force multiplied by the output distance
  9. 15. simple machine that consists of a rope that fits into a groove in a wheel
  10. 23. percentage of the work input that becomes work output