Question

Experiment to show the presence of water vapour in air

Answer 1

Answer:

Start boiling water in a dish at 100°c.

put a plate on it that covers it properly then leave it for half-an hour.

After half-an hour remove that plate and then you will observe that some water particle are there in plate.

so it is because air contains water vapour.

I HOPE IT WILL HELP YOU.