Name the term used for:
(i) Solid directly formed from the gas: Deposition

(ii) Gas directly formed from the solid: Sublimation

Give two factors which increase the rate of evaporation.

Why does water have higher boiling point than alcohol? At what temperature in Kelvin, it can be changed into solid state and into vapours?

Ice at 0 °C is more effective in cooling than water at 0 °C. Give reason.

Show experimentally that matter is made up of small particles.