Question

1)Name the physical quantity used to express the amount of water vapour present in air.
2)what is humidity?
3)state its unit.

Answer 1

humidity is the amount of water vapour present in atmosphere

2) water vapour is measured in hygrometer

3) it is measured in relative density

Answer 2

Hey mate

Here's your answer

1) The amount of water vapor present in air is called humidity

2) relative humidity

3) grams per cubic metre or grams per kilogram

Hope this helps you

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