Simple Machine Vocabulary Review

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Across
  1. 3. The force exerted on an object by a machine
  2. 5. The product of distance and force in which and object moves
  3. 8. The unit of power when one joule is done in one second
  4. 9. A device that changes the amount of force exerted, the distance over which the force is exerted, or the direction in which the force is exerted
  5. 12. A flat, sloped surface
  6. 15. The fixed point around which a lever pivots
  7. 16. The most basic device for making work easier
  8. 17. An inclined plane that moves
  9. 18. The number of times a machine increases the force exerted on it
Down
  1. 1. The percentage of input work that is converted to output work
  2. 2. A device that combines two or more simple machines
  3. 4. The rate at which one for of energy is transformed into another
  4. 6. The amount of work you do when you exert a force of 1 newton to move and object 1 meter
  5. 7. An inclined plane wrapped around a cylinder
  6. 10. The force exerted on a machine
  7. 11. A rigid bar that pivots about a fixed point
  8. 13. A grooved wheel with a rope or cable wrapped around it
  9. 14. A simple machine that consists of two attached circular or cylindrical objects that rotate about a common axis