How to understand that water vapour present in air.
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As the temperature goes down the air can hold less vapour and some of it turns into liquid water
The amount of water vapour in the air is called absolute humidity
Compares with the amount of water that the air could hold is called relative humidity
The amount of water vapour in the air is called absolute humidity
Compares with the amount of water that the air could hold is called relative humidity
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Answer:
a)Take out a bottle of soft drink from the refrigerator and place it on the table. b)Observe it for few minutes.
c)you will see small drops of water appearing on the outer surface of the bottle.
d) This is because water vapour present in the air condenses and forms small drops of water.
e) This activity proves that air contains water vapour.
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