Mechanical Crossword - Unit D

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Across
  1. 4. A Part that transfers your energy from the pedals to the back wheel in a bicycle.
  2. 5. Calculating by dividing the input distance by the output distance.
  3. 8. Similar to the gears on a bicycle except that they are designed to transfer much larger forces.
  4. 11. A combination of two wheels of different diameters that turn together an example of this is a door opening.
  5. 14. The amount of the machine by which a machine can multiply force.
  6. 16. The Force the machine applies to the object.
Down
  1. 1. A group of parts that work together to perform an function.
  2. 2. Plane: A helpful ramp that can help move large heavy objects that are too heavy for humans to lift straight up
  3. 3. A Complex machine that has just one function each. It usually contains a simple machine in it. All the subsystems work together to complete the task that the complex machine was designed to do.
  4. 6. A system in which simple machines work as a team.
  5. 7. A tool that consists of wire,rope or cable moving on a grooved wheel.It is a easy tool to move around because it is easy to fix in place or to move to a different angle.
  6. 9. A cylinder shaped object with a groove cut in a spiral on the outside. Using a screw helps you increase the force you use. Example forcing a screw to hang up a piece of wood.
  7. 10. Is Similar to a inclined plane but isn't used in the same way a wedge is forced into a object.
  8. 12. Essential components of most mechanical systems. They consist of a pair of wheels that have teeth that interlink or lock in.
  9. 13. Simple machine made up of a rigid or wood plank that rotates on a fixed object called a pivot or fulcrum.
  10. 15. The Force applied to the machine