Ch 3 States of Matter Test

A form of matter that does not have a definite volume or shape. They move freely & quickly

• gas
• solid
• liquid
• melting
• boiling

The change of state in which a solid becomes a liquid by adding energy

• melting
• solid
• liquid
• gas
• boiling

The process in which a solid changes directly into a gas without going through a liquid phase - example, dry ice.

• sublimation
• solid
• liquid
• gas
• melting

the state of matter have definite shape and definite volume - particles are close together

• solid
• liquid
• gas
• melting
• boiling

the theory that all matter is composed of particles (atoms and molecules) moving constantly in random directions

• kinetic theory
• solid
• liquid
• gas
• melting

change from a liquid state to solid state because the temperature decreases

• freezing
• solid
• liquid
• gas
• melting

A state of matter that has no definite shape but has a definite volume.

• liquid
• solid
• gas
• melting
• boiling

The temperature at which a liquid changes to a gas

• boiling point
• solid
• liquid
• gas
• melting

The change of state from a gas to a liquid.

• condensation
• solid
• liquid
• gas
• melting

The change of a substance from a liquid to a gas

• evaporation
• solid
• liquid
• gas
• melting