Chapter 9 Motion and Machines Vocabulary

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Across
  1. 2. Two or more simple machines working together
  2. 5. How far an object travels
  3. 7. The pivot point of a lever
  4. 11. The force you apply to a machine
  5. 13. The unit used to measure work
  6. 14. An inclined plane wrapped around a cylinder
  7. 17. The unit used to measure force
  8. 22. A place or object used for comparison to determine motion
  9. 23. The ability to do work because of motion or position
  10. 25. A wheel connected to a rod that turn together
  11. 26. A rigid bar that pivots to move an object
  12. 27. A system of multiple pulleys
  13. 28. A pulley attached in place that changes direction of force
  14. 29. A change in speed or direction
Down
  1. 1. A device that makes work easier
  2. 3. Mass in motion
  3. 4. A triangular tool used to split or cut
  4. 6. The force that pulls objects toward Earth
  5. 8. A change in the position of an object
  6. 9. A wheel with a groove and rope used to lift objects
  7. 10. The force the machine works against
  8. 12. How much a machine multiplies force
  9. 15. Distance traveled in a certain amount of time
  10. 16. Speed in a specific direction
  11. 18. A pulley that moves with the load
  12. 19. When a force moves an object a distance
  13. 20. A slanted surface used to raise objects
  14. 21. A force that slows motion between touching surfaces
  15. 24. The tendency of an object to resist changes in motion