Phases of Matter

When one or more substances are changed into a new substance with different properties.

• density

• physical change

• chemical change

• law of conservation of mass

• plasma

The amount of matter is a given space

• plasma

• density

• physical change

• law of conservation of mass

• chemical change

A change in one or more physical properties of a substance.

• density

• physical change

• chemical change

• law of conservation of mass

• plasma

In a _________, the attraction between molecules is low.

• solid

• liquid

• gas

• physical

• chemical

Atoms and molecules in a ________ are vibrating in place next to each other.

• solid

• liquid

• gas

• physical

• chemical

In the _________ state, matter has a definite volume but no definite shape.

• solid

• liquid

• gas

• physical

• chemical

What Is Volume?

• How heavy something is.
• The amount of space taken up by and object.
• How a liquid flows.
• The international unit of measurement.

A gas

• has a definite shape but no definite volume
• has a definite volume but no definite shape
• has fast-moving particles

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

The opposite phase of melting is 

• freezing 
• sublimation
• condensation 
• deposition