Why is water vapour called a variable gas?
Answer and explanation
Correct answer: Because its amount changes greatly with place and time
Water vapour amount changes with temperature, location, and moisture sources. Exam tip: distinguish it from permanent gases.
Frequently asked questions
What is the correct answer to this question?
Because its amount changes greatly with place and time
Why is this the correct answer?
Water vapour amount changes with temperature, location, and moisture sources. Exam tip: distinguish it from permanent gases.
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.