Acid rain happens because :

Options

A. sun leads to heating of upper layer of atmosphere
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. the earth atmosphere contains acids

Answer

B

Explanation

Acid rain happens because of several human activities of polluting the atmosphere. The emission of carbon, sulphur and nitrogen from the industries, burning of fossil fuels, etc., and also by the natural phenomena such as emission from volcanoes make the water vapour in the cloud more acidic thereby causing acid rain.