What is the role of the spray in the experiment ?, It cools the water, It helps water drops form around small particles, It changes the color, It heats the air, Why do we put ice on top of the cup ?, To cool the air quickly, To make the water hotter, To stop the experiment, To mix the water, Why does the cloud appear inside the bottle ?, Because of evaporation, Because of freezing, Because of melting, Because of condensation.

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