Fluids Definitions Flashcards
Fluid
Any substance that flows
Matter
Is anything that has a mass and volume ( gas, liquid, solid )
Mass
A measure of how much matter there is in a substance
Volume
Amount of space occupied by a substance
Thermal Expansion
An increase in the volume of a substance in response to an increase in its temperature
Viscosity
The resistance of a fluid to flow
Flow Rate
A measure of the speed at which a fluid flows from one point to another
Density
The amount of a mass contained in a given volume
Buoyancy
The ability or tendency of an object in a fluid to rise or sink due to density differences with its surroundings
Buoyant force
The upward force exerted by any fluid upon a body placed in it
Pressure
The amount of force applied to a given area
Compression
A decrease in volume caused by force
Compressibility
The property of being able to be compressed
