Acid rain happen because


Acid rain happen because

(a) Sun leades to heating of upper layer of atmospher

(b) burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere

(c) electrical charges are produced due to friction amongst clouds

(d) earth atmosphere contains acids.



Explanation : When oxides of carbon, nitrogen and sulphur react with water vapours in the atmosphere, they form carbonic acid, nitric acid and

sulphuric acid respectively. These acids come down to the earth with rain.

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