Unit D Crossword by Heather

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Across
  1. 5. A machine capable of difficult actions
  2. 6. Belt or chain to transfer energy from an energy source to an object
  3. 8. Devise that helps us do work
  4. 10. Measure of amount of force applied to a given area
  5. 12. Tools or device made up of one basic machine
  6. 14. part of a larger whole, especially part of a device or a vehicle
  7. 15. A plan or drawing to show the looks or functions of a building
  8. 18. Simple machine made up of a of a flat surface, such as a board, at an angle to another flat surface, such as the ground or a table top.(also known as a ramp)
  9. 19. Simple machine made up of wires, rope or cable moving on a grooved wheel; may be made up of one or many wheels; can be fixed in place or moveable
  10. 21. Part of a organism or object
  11. 22. Purpose or task
  12. 23. a circular object that goes around an axle
  13. 24. Simple machine that looks like an incline plane, but is forced into an object
Down
  1. 1. a disk or short cylinder fitting closely within a tube
  2. 2. A small disk or knob on a garment
  3. 3. Rod or spindle found in the middle of the wheel
  4. 4. The point on which a lever rests or is supported
  5. 7. A man made channel that carried water
  6. 9. System in which machines all work together
  7. 11. Measurement of how well a machine or device uses energy
  8. 13. System that uses a liquid under pressure to move loads
  9. 16. Force that apposes motion
  10. 17. Pair of wheels with teeth
  11. 20. Simple machine made up of rigid bar or plank that rotates on a fixed object called a pivot or fulcrum
  12. 21. Simple machine that consists of a cylinder with a groove cut in a spiral on the outside