State two characteristics of matter demonstrated by:
(a) Diffusion.
(b) Brownian motion.
(a) Diffusion - (i) All the matter is made up of tiny particles, such as atoms and molecules.
(ii) The particles are moving or they are in motion.
(b) Brownian motion - (i) All the matter is made up of tiny particles, such as atoms and molecules.
(ii) The particles are moving or they are in motion.