CH 9 Definitions Flashcards
1
Q
Define Compress
A
To pack closely together; squeeze
2
Q
Define Compressibility
A
The ability to be squeezed into a smaller volume
3
Q
Define Pneumatic System
A
A system that uses gases under pressure
4
Q
Define Hydraulic System
A
A system that uses liquids under pressure
5
Q
Define Pressure (Scientific Definition)
A
The force per unit area
6
Q
Define Atmospheric Pressure
A
The force the atmosphere exerts on unit of surface area
7
Q
Define Pascal’s Law
A
States that a force applied to a fluid is distributed equally through all parts of the fluid
8
Q
Define Valve
A
A mechanism that controls the flow of fluid in a pipe or tube
9
Q
Define Internal Combustion Engine
A
A device that provides power by burning fuel within its cylinders
10
Q
Define Closed Systems
A
ones in which no material enters or leaves the system.
