Question

Question 5:

(i) Write any five examples of evaporation that are taking place in our daily life?

(ii) What is Sublimation? Explain with suitable examples.

Answer 1

(i) "Evaporation is the process of transformation of "liquid state to gaseous state" by heating below its boiling point. We can observe this in our everyday life also such as:

1. Hot tea getting cold

2. Wet clothes drying in the sun

3. Evaporation of perspiration from the body

4. Drying of a mopped floor

5. Drying of wet hair

(ii) The Changing of a solid directly into vapours on heating, and of vapours into solid on cooling is called sublimation.

For example, Dry Ice, water cycle, mothballs, etc.