How will you explain that water vapour are present in air.
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1
Answer:
Water vapour are present in the air. They are invisible. We cannot see them.
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2
Answer:
by showing an activity in which we kept a glass of cold water on a table after sometime we see water droplets on the outer side of the glass this shows that their is water vapour in air and when vapours get into the contact of cold glass it condenses and form water droplets on the outer side of the glass
Explanation:
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