Simple Machines

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Across
  1. 3. a rigid bar that is free to pivot or rotate on a fixed point
  2. 5. compares the output work to the input work
  3. 8. an inclined plane wrapped around a cylinder
  4. 9. made of 2 circular or cylindrical objects fastened together that rotate about a common axis
  5. 10. a device that allows you to do work in a way that is easier or more effective
Down
  1. 1. a flat, sloped surface
  2. 2. made of a grooved wheel with a rope or cable wrapped around it
  3. 4. the force the machine exerts on an object
  4. 6. the force you exert on a machine
  5. 7. a machine that uses 2 or more simple machines
  6. 9. a device that is thick at one end and tapers to a thin edge at the other end