Unit 4 Work and Power

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Across
  1. 1. the amount of work done in a certain period of time
  2. 6. combination of two or more simple machines
  3. 7. Used for prying or dislodging something
  4. 8. Used to push objects apart
  5. 9. a device that allows you to do work in a way that is easier or more effective
  6. 11. units of power
  7. 12. Used to reduce the needed force by increasing the distance traveled
  8. 14. Used to multiply a small force into a very large force
Down
  1. 2. compares the output work to the input work
  2. 3. Used to increase force over a distance
  3. 4. units of work
  4. 5. the ratio of the output force to input force
  5. 10. a machine that does work with only one movement of the machine
  6. 13. Used to multiply a small force into a larger force
  7. 14. done on an object when object moves in the same direction of force