Question

Select the correct answer.

What is the main cause of acid rain?

A.
burning of fossil fuels
B.
corrosive, unmaintained buildings
C.
avalanches on a mountain slope
D.
decaying insects and organisms
E.
untreated wastewater

Answers

GPT-4o mini
The main cause of acid rain is:

**A. burning of fossil fuels**

This process releases sulfur dioxide (SO₂) and nitrogen oxides (NOₓ) into the atmosphere, which can react with water vapor to form sulfuric and nitric acids, leading to acid rain.

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