Apentix/AP Environmental Science/Unit 7: Atmospheric Pollution/Question
AP Environmental Sciencemediummcq1 pt

Which sequence correctly shows acid rain formation?

A.SO₂ emission → atmospheric oxidation → sulfuric acid → deposition
B.Acid deposition → SO₂ emission → oxidation
C.SO₂ emission → ozone hole → acid rain
D.Radon → oxidation → acid rain

Explanation

Core Concept

Sulfur dioxide oxidizes in clouds to sulfuric acid, which falls as acid rain — the full source-to-impact chain.

Correct Answer

ASO₂ emission → atmospheric oxidation → sulfuric acid → deposition

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