Unit D Camille L. 8Sch

8. The force coming from a source.
9. The amount by which a machine can multiply a force.
12. A force that opposes motion.
16. A special type of linkage that contains a number of different gears to move larger loads.
17. A tool or device made up of one basic machine.
19. A group of parts that perform a specific function
20. A machine made up of one or more wheels that can be fixed in place or movable.
21. The force acted on an object to make it move.
22. A group of parts that work together to perform a function.
24. A machine that is forced into an object to split the object apart.
25. A machine that consists of a pair of wheels with teeth that interlink.

1. A system in which all simple machines work together.
2. A measure of the amount of force applied to a given area.
3. A system that uses liquids under pressure to move loads.
4. A combination of two wheels of different diameters that turn together.
5. A complex machine that transfers energy from an energy source to an object to move it.
6. A measure of how to speed of the object is affected by the machine.
7. A measurement of how well a machine or device uses energy.
10. A ramp that can move heavy objects that are too heavy to lift straight up.
11. A device that helps us do work.
13. The force applied BY the machine.
14. Pressure applied to an enclosed fluid is transmitted equally in all directions throughout the fluid.
15. A rigid bar or plank that can rotate around a fixed point.
18. The force applied INTO the machine.
23. A cylinder with a groove cut spiral on the outside.