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Water Vapour

Key Stage 2

Meaning

Water Vapour is the gas phase of water.

About Water Vapour

Water vapour is invisible.
There is water vapour in the air.
When water vapour condenses on a cold surface we call it 'condensation'.
When water vapour condenses in the air it forms millions of tiny water droplets that make clouds.

References

AQA

Water vapour, as a product of combustion, page 238, GCSE Chemistry, Hodder, AQA
Water vapour, pages 181, GCSE Combined Science Trilogy 2, Hodder, AQA
Water vapour; Greenhouse effect, pages 170-1, GCSE Combined Science Trilogy 2, Hodder, AQA