Simple Machines

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Across
  1. 2. an example of an inclined plane
  2. 3. simple machines change the amount of this needed to make work easier
  3. 5. simple machines make this much easier
  4. 10. simple machine using a slanted surface to lift or lower objects
  5. 11. example of a lever
  6. 13. simple machine that uses wheels and rope to lower or raise objects
  7. 14. an example of a screw
Down
  1. 1. example of wheel and axel
  2. 4. an example of a pulley
  3. 6. a machine that only requires human force to perform work
  4. 7. example of a wedge
  5. 8. simple machine that has threads
  6. 9. a simple machine with 2 sloping sides and sharp edge
  7. 12. a scissors in an example of this simple machine