Work and Power

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Across
  1. 1. A device that makes work easier by changing size or direction of force.
  2. 2. SI unit for work
  3. 5. A sloped surface.
  4. 6. A doorknob is a small example of this.
  5. 10. It causes the output force to be less than input.
  6. 12. The force exerted by a machine.
  7. 14. A wheel that redirects force using a rope.
  8. 16. Output work divided by input work; seen as %
  9. 17. The unit for force.
  10. 18. A moving inclined plane.
  11. 20. The SI unit for time.
Down
  1. 1. The unit for distance.
  2. 3. Work happens only when motion is in the _____ of force.
  3. 4. The rate work is done.
  4. 7. The force that is applied by you.
  5. 8. An inclined plane wrapped around a shaft.
  6. 9. The pivot point of a lever.
  7. 10. What is work? ______ x direction.
  8. 11. The ratio of output force to input force has this advantage.
  9. 13. What is power? Work/_____
  10. 15. Machine with only one movement. E.g. wedge, lever
  11. 18. The SI unit of power.
  12. 19. This is the transfer of energy.