If you take water in a glass tumbler and put some ice in it, you will – McqOptions

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1.	If you take water in a glass tumbler and put some ice in it, you will observe some water dropletson the outer surface of tumbler. This shows that
A.	air occupies space
B.	air contains dust particles
C.	water vapours are present in air
D.	air has mass
Answer» D. air has mass

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