Across
- 1. a group of parts that form to perform a general function.
- 4. pair of wheels with teeth that interlock.
- 6. measure of the amount of force in a given area
- 7. force that opposes motion
- 9. force applied to operate a machine
- 11. force a machine applies to an object
- 14. simple machine made up of two wheels of different diameters that turn together.
- 16. simple machine made up of a flat surface, such as a board at an angle to another.
- 17. simple machine that consists of a cylinder with a groove cut in a spiral on the outside.
- 19. system that uses a liquid under pressure to move loads
- 20. device that helps us do work. So that means that the shamwow is a machine
- 21. belt or chain to transfer energy from an energy source to another
- 22. rules of how pressure and force act in water.
- 23. measurement of how well a machine or device uses energy.
Down
- 1. measure of how the speed of an object is affected by a machine.
- 2. purpose or task.
- 3. simple machine made up of a wire, rope, or cable moving on a grooved wheel. Can be fixed in place or moved.
- 5. smaller groups of parts in a complex machine that perform a specific function
- 8. amount by which a machine can multiply a force
- 10. system in which simple machines all work together.
- 12. simple machine that looks like an inclined plane, but is forced into an object.
- 13. simple machine made of a rigid bar or plank that rotated on a fixed object.
- 15. special type of linkage for transferring energy from the engine to the wheels in large cars.
- 17. tool or device made up of one basic machine
- 18. done when a force acts on an object to make it move.everyone has to do this in life.