Unit D Crossword Connor W

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Across
  1. 1. A group of parts that work together to perform a general function, forming a complex machine.
  2. 4. Pair of wheels with teeth that interlink
  3. 5. Force that opposes motion
  4. 7. Tool or device made up of one basic machine
  5. 9. Device that helps us do work
  6. 10. Simple machine made up of two wheels of different diameters that turn together.
  7. 11. An activity or purpose natural to or intended for a person or thing
  8. 14. Force a machine applies to an object
  9. 16. System in which simple machines all work together.
  10. 17. belt or chain to transfer energy from an energy source to an object
  11. 18. System that uses a liquid under pressure to move loads
  12. 21. Special type of linkage for transferring the energy from the engine to the wheels in large vehicles
  13. 23. The continuous physical force exerted on or against an object by something in contact with it
  14. 24. Simple machine that consists of a cylinder with a groove cut in a spiral on the outside
  15. 25. Simple machine made up of a rigid bar that rotates on a fixed object called a pivot or fulcrum
Down
  1. 2. Smaller groups of parts within a complex machine that performs a specific function.
  2. 3. A plan or drawing produced to show the look and function or workings of a building, garment, or other object before it is built or made
  3. 6. Simple machine made up of a flat surface, such as a board, at an angle to another flat surface, such as the ground or a table top.
  4. 8. Force applied to operate a machine
  5. 12. Simple machine made up of a wire, rope, or cable moving on a grooved wheel
  6. 13. Amount by which a machine can multiply a force
  7. 15. Measure of how the speed of the object is affected by a machine
  8. 19. Measurement of how well a machine or device uses energy
  9. 20. Principle in fluid mechanics that states that a pressure change occurring anywhere in a confined incompressible fluid is transmitted throughout the fluid such that the same change occurs everywhere
  10. 22. Simple machine that looks like and inclined plane, but is forced into another object