Unit D Crossword

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Across
  1. 3. the force a machine applies
  2. 4. plank or bar that rotates around a centre
  3. 6. a simple machine that is a flat plan that has a higher angle on one side
  4. 9. amount of force applied to a given area
  5. 10. when fluid is under pressure and force is transmitted equally in all directions
  6. 11. a rope, wire, etc on a wheel with a texture
  7. 12. a linkage which a number different gears
  8. 14. a pair of wheels that have teeth that transfer energy
  9. 15. when forces act on another object
  10. 19. amount that a force can be multiplied by
  11. 20. Parts of machine that do individual task
  12. 22. how efficient a machine can use energy
  13. 23. similar to an inclined plane, but used for cutting or splitting things in half
  14. 24. a group of parts that work together to perform a function
Down
  1. 1. measure of the speed of an object affected by a machine
  2. 2. a machine where simple machines are combined and work together
  3. 4. is a part which transfers energy from one part to another
  4. 5. a tool or device made up of one basic machine
  5. 7. force applied to a machine
  6. 8. a force that goes against the motion
  7. 13. a system uses liquid under pressure to move weights or loads
  8. 15. is a pair of 2 wheels with different diameters that spin together
  9. 16. a device to help you work
  10. 17. what a machine or device is supposed to do
  11. 18. how an object is made to make is useful
  12. 21. a cylinder with a groove cut in a spiral