(a) Characteristics of solids:
(i) Solids have a fixed shape and fixed volume.
[0.5 Marks]
(ii) Particles are tightly packed, usually in a regular
pattern.
[0.5 Marks]
(b) Characteristics of liquids:
(i) Liquids have a fixed volume but no fixed shape,
they take the shape of the vessel in which they
are placed.
[0.5 Marks]
(ii) These particles are close together with no
regular arrangement.
[0.5 Marks]