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Class 12GeographyWater in the AtmosphereHumidity, evaporation, and condensationExpertLevel 85

Why can relative humidity become lower in the afternoon even when actual vapour remains almost the same?

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Answer and explanation

Correct answer: Afternoon heating raises saturation vapour pressure

As temperature rises, air can hold more water vapour. Exam tip: link daily temperature cycle with (RH).

Tags

diurnal variationrelative humiditytemperature

Frequently asked questions

What is the correct answer to this question?

Afternoon heating raises saturation vapour pressure

Why is this the correct answer?

As temperature rises, air can hold more water vapour. Exam tip: link daily temperature cycle with (RH).

Which subject and chapter does this question cover?

This is a Class 12 Geography question. Chapter: Water in the Atmosphere. Topic: Humidity, evaporation, and condensation.

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