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FCAT Grade 8 Science Assessment Practice Questions

Category - FCAT Science Assessment Grade 8

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Acid rain is caused by the mixture of which chemical byproduct with water?
  1. Ammonia
  2. Sulfur dioxide
  3. Sodium hydride
  4. Magnesium chloride
  5. Ferrous dioxide
Explanation
Answer: B - The mixture of sulfur dioxide with water creates sulfuric acid, a major component of acid rain. Sulfur dioxide is produced through the burning of sulfur containing compounds (coal and other fuels, usually). As a result, many modern factories have emissions controls units that remove sulfur before use.
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