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.
a. Appearance of water drops on the outer surface of a glass containing cold water is due to condensation.
b. Stem rising from wet clothes while they are ironed is due to evaporation.
c. Appearance of fog on a cold winter morning is due to condensation,
d. Blackboard dries up after wiping it is due to evaporation.
e. Steam rising from a hot girdle when water is sprinkled on it is due to evaporation.