Answer the following question given this paragraph: 

Changes of state are physical changes in matter. They are reversible changes that do not involve changes in matter’s chemical makeup or chemical properties. Common changes of state include melting, freezing, sublimation, deposition, condensation, and vaporization. These changes are shown in Figure below . Each is described in detail below.


Q: Condensation, melting, deposition, sublimation, vaporization, and freezing are all considered changes in what?


A:
state