Unit 3 B

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Across
  1. 4. A simple machine with the fulcrum on one end and the effort on the other
  2. 6. How well a machine converts the input to the output
  3. 8. the point where a lever pivots
  4. 9. is when an object is moved from its starting position
  5. 12. a smooth slanted surface that reduces friction and reduces the amount of work needed
  6. 13. is the distance an object is from its original position
  7. 14. A simple machine with the fulcrum between the effort and the load
  8. 15. a unit of work
  9. 16. an bar or similar object that is used to change the direction, and reduce the magnitude of the force needed to lift an object
Down
  1. 1. a system of wheels and rope that changes the direction and magnitude of the force needed to move an object
  2. 2. something that changes the direction or magnitude of the force needed to do work
  3. 3. the ratio of resistance to effort
  4. 5. force that involves contact
  5. 7. Push or pull on an object
  6. 10. A simple machine with the effort applied between the effort and the load
  7. 11. a unit of force