According to the kinetic theory of matter, why do liquids flow but solids do not?

According to the kinetic theory of gases

State kinetic theory of matter.

According to kinetic theory of gases:

According to kinetic theory of gases, for a datomic molecule.

According to kinetic theory of gases, for a datomic molecule.

According to the kinetic theory of gases, at absolute temperature

According to kinetic theory of gases, the incorrect statement is

According to the kinetic theory of matter, as the temperature increases, average speed of the particles also increases. .........

According to the kinetic theory of gases, in an ideal gas, between two successive collisions, a gas molecule travels

What is kinetic energy of matter ? Why is it called so?