Across
- 3. belt or chain to transfer energy from an energy source to an object
- 6. purpose or task
- 8. special type of linkage for transferring energy from the engine to the wheels in large vehicles
- 10. machine a tool or device made up of one basic machine
- 12. a simple machine made up of two wheels of different diameters which turn together
- 13. amount by which a machine can multiply a force
- 16. the physical form of the device that makes is usable
- 18. smaller groups of parts within a complex machine that performs a certain function
- 21. simple machine that looks like an inclined plane, but is forced into an object
- 22. system in which simple machines all work together, where each part serves a singular function
- 24. simple machine that consists of a cylinder with a groove cut in a spiral on the outside
Down
- 1. a group of parts that all work together to perform a main function
- 2. pair of wheels with teeth that interlink
- 4. force applied to operate a machine
- 5. simple machine made up of a flat surface at an angle to another flat surface
- 7. the measure of the amount of force applied to a given area
- 9. a system that uses liquid under pressure to move loads
- 11. simple machine made of a wire, rope or cable moving on a grooved wheel
- 14. measurement of how well a device uses energy
- 15. forces that oppose motion
- 17. force a machine applies to an object
- 19. measure of how the speed of the object is affected by a machine
- 20. a device that helps us do work
- 21. when a force acts on an object to make the object move
- 23. a simple machine made up of a rigid bar or plank that rotates on a fixed object called a pivot or fulcrum