Vocabulary Chapter 4
Solid
State of matter that has a definite shape and a definite volume
Crystalline Solid
A solid that is made up of crystals in which particles are arranged in a regular, repeating pattern
Amorphous Solid
A solid made up of particles that are not arranged in a regular pattern
Liquid
A state of matter that has no definite shape but has a definite volume
Fluid
Any substance that can flow
Surface Tension
The result of an inward pull among the molecules of a liquid that bring the molecules on the surface closer together; causes the surface to act as if it has a thin skin
Viscosity
A liquid’s resistance to flowing
Gas
A state of matter with no definite shape or volume
Pressure
The force pushing on a surface divided by the area of that surface