It is anything that occupies space and has mass

Who claims that air is the primary building block of all matter?

He is the one who claims that matter is composed of four elements?

A Greek word means indivisible

A type of solid that has irregular arrangement

A type of solid that has sharp boiling point

The process here a solid expand or shrink when heated

The tendency of solid to scatter when subjected to stress

Ability if solid to flow

The resistance of liquid to flow