Distinguish between the three states of matter with respect to the following properties:
$(a)$ Density
$(b)$ Diffusion
$(c)$ Particle motion

On converting $25\,^{\circ}C$,$38\,^{\circ}C$,and $66\,^{\circ}C$ to the Kelvin scale,the correct sequence of temperatures will be:

What is the physical state of water at $(a)$ $25\,^oC$,$(b)$ $0\,^oC$,and $(c)$ $100\,^oC$?

$A$ rubber band can change its shape on stretching. Will you classify it as a solid or not? Justify your answer.

Give reasons for the following:
$(i)$ $A$ gas exerts pressure on the walls of the container.
$(ii)$ $A$ gas fills the vessel in which it is kept.

Give one property of solid which liquid does not possess and one property of liquid which solid does not possess.