(a) Explain diffusion

(b) State one factor that can affect the rate of diffusion.

(a) List two types of waves, apart from light, that can be plane polarized.

(b) State two applications of plane polarized light.

Explain the rise of water in a glass capillary tube using the kinetic theory.

(a) Explain the term electrolyte and give two examples.

(b) State the relationship between the mass of a substance liberated during electrolysis and the charge passed.

(a) What is the principle upon which the lighting in fluorescent tubes operate?

(b) State two factors which determine the colour of projection, g the acceleration of free fall due to gravity light from a fluorescent tube