1.

A glass filled with ice cubes was placed on a table. After a while, water droplets appeared on the glass surface. Which of these sentences is/ are TRUE? i) This phenomenon is known as condensation. ii) This proves that water vapour is present in the air. iii) This is also observed when a hot object vapour in the open.

Answer»

A glass filled with ice cubes was placed on a table. After a while, water droplets appeared on the glass surface.

Which of these sentences is/ are TRUE?
i) This phenomenon is known as condensation.
ii) This proves that water vapour is present in the air.
iii) This is also observed when a hot object vapour in the open.




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