In __________, the particles show minimum compactness and particles are free to move in any direction.

_________ is the process of conversion of a liquid into gas.

___________ is the process of changing a liquid to solid.

____________ have a definite mass but no definite volume or shape.

Melting takes place by

_____________ deals with the study of behavior of matter.

In ____________, the particles are closely packed and can vibrate about their mean position only .

_____________ can flow.