Question

when water changes to water vapour it is callerd​

Answer 1

$eveporation \: is \: the \: \\ process \: by \: which \: \\ water \: changes \: to \: \\ water \: vapour \: \\ at \: 100 \: degree \: celcius \ \\ : water \: changes \: its \: \\ phase \: to \: water \: vapour \\ \:$

Answer 2

Answer:

(a) The process of changing of water into its vapour is called evaporation.

(b) The process of changing water vapour into water is called condensation.

(c) No rainfall for a year or more may lead to drought in that region.

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