Simple Machines

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Across
  1. 4. a long inclined plane wrapped around a cylinder
  2. 6. a long beam on top of an object used to lift objects
  3. 7. a flat surface raised at an angle
  4. 9. force on an object towards where it is coming from
Down
  1. 1. the measure of energy transferred over a distance
  2. 2. a rob in between 2 circles
  3. 3. pressure put on an object
  4. 5. a moving inclined plane
  5. 8. a circle and a rope used to pull objects upward
  6. 9. using force on an object opposite of where the force is coming from