Vocabulary Test 4 Flashcards
Crystalline solids
Solids made up of crystals
Soldid
Has definite shape and a definite volume
Amphorhous
The particles are not arranged in a regular pattern
Liquid
Has a definite volume but no shape of its own
Fluid
A substance that flows
Surface tension
Result of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together.
Viscosity
A liquids resistance to following
Gas
Can change volume very easily
Melting
The change instate from a solid to a liqud
Melting point
Where melting occurs
Freezing
Change of state from liquid to solid
Vaporization
Change from a liquid to a gas
Evaporation
Vaporization that takes place only on the surface of a liquid.
Boiling point
Temperature which liquid boils
Boiling
Occurs when a liquid changes to a gas below its surface as well as at the surface
Condensation
Opposite of vaporization.
Sublimation
Occurs when surface particles of a solid gain enough energy that they form a gas.
Pressure
The force of its outward push divided by the area of the walls of the container.
Boyles law
Relationship between the pressure and the volume of a gas .
Graph
A diagram that tells how 2 variables or factors
Origin
Point (0,0)
Vary inversely
When a graph of two variables form a steep curve
Directly proportional
Graph of 2 variables is a straight line passing through the origin
