Chapter 8

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Across
  1. 2. work you do on a machine
  2. 5. work done by the machine
  3. 8. unit to express power
  4. 9. device makes work easier
  5. 11. made of two or more simple machines
  6. 13. grooved wheel that holds a rope or a cable
  7. 14. simple machine
  8. 15. 2 circular objects of different sizes
  9. 16. output force divided by input force
Down
  1. 1. F times D
  2. 3. force causes an object to move in the direction of the force
  3. 4. simple machine straight slanted surface
  4. 5. double inclined plane that moves
  5. 6. W divided by T
  6. 7. work output divided by work input times 100
  7. 10. express work in the Newton Meter
  8. 12. inclined planes wrapped in a spiral