Question

Which phenomenon occurs during the following changes
1. Formation of clouds
2. Drying of wet clothes
3. Wax melts in the sun
4. Size of napthalene balls decreases

Answer 1

Answer:

Therefore, phenomenon for formation of clouds is known as condensation. Drying of wet clothes is a phenomenon called vaporization as liquid state of water changes into gaseous state. When wax melts in the sun then this phenomenon is called melting.

Answer 2

1:When water vapour presents in atmosphere or air condenses in the form of water droplets then result in the formation of clouds. this phenomenon is known as condensation .2:evaporation is the surface phenomenon water from the surface of cloths get evaporated.

Explanation:

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