Simple machines

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Across
  1. 2. any device that makes work easier
  2. 4. a wheel and axel with a cable
  3. 5. a flat surface tilted at a angle
  4. 7. the object being moved
  5. 8. the force to move the load
Down
  1. 1. a circular piece rotating on a axis
  2. 2. a inclined plane wrapped around a cylinder
  3. 3. example is a axe
  4. 6. mechanical device that allows wight to be lifted with less effort
  5. 9. the pivot of a lever