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Water In The Atmosphere
Question
What is sublimation?
Solution
Sublimation is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.
Question
What is the greatest source of atmospheric moisture ?
Solution
The water surface of ocean is the greatest source of atmospheric moisture.
Question
What is meant by humidity ?
Solution
The water vapour present in the air is termed as humidity. It is a measure to express the presence of water vapour in the air.
Question
What factors control the evaporation ?
Solution
The factors are:
i. Aridity
ii. Temperature
iii. Movement of air.
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