Q. 2. State for each of the following whether it is due to evaporation or condensation:

(a) Water drops appear on the outer surface of a glass containing cold water.
(b) Steam rising from wet clothes while they are ironed.
(c) Fog appearing on a cold winter morning.
(d) Blackboard dries up after wiping it.
(e) Steam rising from a hot girdle when water is sprinkled on it.

Answers (1)
R Riya

(a) Water drops appear on the outer surface of a glass containing cold water.  \rightarrow  Condensation

(b) Steam rising from wet clothes while they are ironed.  \rightarrow Evaporation
           
(c) Fog appearing on a cold winter morning.  \rightarrow  Condensation
           
(d) Blackboard dries up after wiping it.  \rightarrow  Evaporation
           
(e) Steam rising from a hot girdle when water is sprinkled on it.  \rightarrow  Evaporation

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