Multiple choice

The gaseous form of water is called as _______.

  1. water gas

  2. water vapour

  3. fog

  4. snow

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Water vapor, or water vapour or aqueous vapor, is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced from the evaporation or boiling of liquid water or from the sublimation of ice. Unlike other forms of water, water vapor is invisible.