Work and Simple Machines

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Across
  1. 2. The rate at which work is done
  2. 5. A simple machine consisting of two circular objects of different sizes; the wheel is the larger of the two circular objects
  3. 7. A device that makes work easier by changing the size or direction of a force
  4. 8. The number of times that the machine increases an input force
  5. 9. A simple machine with an inclined plane wrapped around a central cylinder to form a spiral
  6. 11. A unit of work equal to one Newton-Meter
  7. 14. The work done on a machine
  8. 15. Force x Distance (Moved in direction of Force)
Down
  1. 1. A combination of two or more simple machines that operate together
  2. 3. A comparison of the machine's work input and the work output
  3. 4. A flat surface set at an angle or incline with no moving parts that is able to lift objects by pushing or pulling the load
  4. 6. A simple machine that consists of a bar that pivots at a fixed point called a fulcrum
  5. 10. A measure of power equal to one Joule of work per second
  6. 12. The work done by a machine
  7. 13. A type of lever that is a wheel with a groove, which is used to change the direction or multiply a force exerted by a rope