Across
- 3. the branch of technology that deals with the design, construction, operation, and application of robots
- 5. system working or produced by machines or machinery
- 8. each of a pair of foot-operated levers used for powering a bicycle
- 9. a material that goes from thick to thin
- 10. a rigid bar resting on a pivot
- 12. a set of connected things or parts forming a complex whole
- 13. machine any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, or lever
- 16. a part or element of a larger whole
- 17. wheel a wheel transmitting motive power in machinery
- 18. a self-contained system within a larger system
- 20. plane a plane inclined at an angle to the horizontal
- 22. machine a machine made of two or more simple machines
- 23. a rod or spindle
Down
- 1. work or operate in a proper or particular way
- 2. a wheel with a grooved rim around which a cord passes
- 3. a slope or inclined plane for joining two different levels, as at the entrance or between floors of a building
- 4. the mechanism by which power is transmitted from an engine to the wheels of a motor vehicle
- 6. a connected flexible series of metal links used for fastening or securing objects and pulling or supporting loads
- 7. one of a set of toothed wheels that work together to alter the relation between the speed of a driving mechanism and the speed of the driven parts
- 9. a circular object that revolves on an axle
- 11. a thing made or adapted for a particular purpose
- 14. a first typical or preliminary model of something
- 15. a short, slender, sharp-pointed metal pin
- 19. applying mechanical power to perform a certain task
- 21. strength or energy as an attribute of physical action or movement