1.

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.

Answer»

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



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