Makes up everything we can see around us; is anything that has volume and mass
Matter
The process that makes a material change state from liquid to solid
Freezing
Can be reversed (changed back)
Reversible
The process in which a material changes states from solid to liquid
Melting
A solid that mixes in a liquid until it cannot be seen
Dissolving
A slow process that happens at the surface of a liquid when it changes state from liquid to gas
Evaporation
The process in which a material changes state from gas to liquid
Condensation
The action of cooking food by dry heat without direct exposure to a flame
Baking
Cannot be reversed (change back)
Irreversible
Matter can be in three different states: solid, liquid and gas; matter can change from one state to another
State of Matter
Refers to the process of producing flame
Burning