Which of the following phenomena always results in a cooling effect?

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A Condensation
B Evaporation
C Sublimation
D Fusion

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Answer: B. Evaporation

During evaporation, particles at the surface of a liquid absorb heat energy from their surroundings to overcome the forces of attraction and turn into vapour. This absorption of heat leaves the surroundings cold, producing a cooling effect.

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Which of the following phenomena always results in a cooling effect?

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