Physical Change
when a substance's physical properties are changed but ?it is still the same substance.
Chemical Change
reaction occurs and a new substance is formed and energy is given off or absorbed.
Phase change
a physical change that results in a substance changing from one state of matter to another.
Solid
the state of matter that has a fixed shape and volume
Liquid
the state of matter that has a fixed volume but it adapts to the shape of the container
Gas
the state in which matter has no fixed volume or shape.
Plasma
the state of matter that contains particles that are electrically charged
Viscosity
how much a liquid resists flowing or moving.
Freezing
when matter changes from a liquid to a solid
Melting
when matter changes from a solid to a liquid
Condensation
when matter changes from a gas to a liquid
Evaporation
when matter changes from a liquid to a gas
Sublimation
when matter changes from a solid to a gas
Deposition
when matter changes from a gas to a solid
Gas Pressure
how hard the gas particles are pushing against their container.
Boyle's Law
as the volume of a gas goes down the pressure goes up.
Charles Law
as the temperature of a gas goes up its volume goes up.