Chapter 14 Vocabulary

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