Unit D

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Across
  1. 3. Consist of a pair of wheels that have teeth that interlink
  2. 4. Is a measure of the amount of force applied to a given area
  3. 6. The measurement of how well a machine or device uses energy
  4. 7. A linkage that transfers the energy from the engine to the wheels
  5. 9. Is the combination of two wheels of different diameters that turn together
  6. 11. When a force acts on an object to make the object move
  7. 12. The amount the machine multiplies your force
  8. 13. Is the physical form of the device that makes it usable
  9. 15. Consists of a wire, rope or cable moving on a grooved wheel that helps you lift larger loads you can’t lift on your own
  10. 18. The law in which if there is any force applied to a liquid to, it transmits the force equally
  11. 23. The force applied by the machine to the object
  12. 24. A group of simple machines that work together
  13. 26. The force applied to the machine
  14. 27. The input gear
Down
  1. 1. Just like an inclined plane but used to split objects apart
  2. 2. Found in a complex machine, usually made up of a simple machine
  3. 5. Is a ramp that makes it easier to lift a heavy object
  4. 8. A cylinder with a groove cut in a spiral on the outside
  5. 10. Uses a liquid under pressure to move loads
  6. 14. Is a tool or device made up one basic machine
  7. 16. A device that helps us do work
  8. 17. Rigid bar or plank that can rotate around a fixed point called a pivot or fulcrum
  9. 19. A group of parts that work together to perform a function
  10. 20. Is what the device is supposed to do
  11. 21. The measure of how the speed of the object is affected by a machine
  12. 22. The output gear
  13. 25. The part that transfers your energy from the pedals to the back wheel