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Question 4When thermal energy is removed from a liquid, its temperature decreases. Describe and explain, using the kinetic model of matter, what happens to the particles in the liquid.
Question 5The liquid then begins to freeze. Explain why the temperature remains constant during freezing.
Question 6State any two differences between boiling and evaporation.
Question 7Explain, using the kinetic model of matter, why evaporation has a cooling effect.