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Correct Answer: A) Reduce emissions from cars and factories.
Correct Answer: E) Troposphere.
Correct Answer: D) It's helpful when it's located in the upper atmosphere, but harmful when people breath it.
Correct Answer: B) VOC's.
Correct Answer: A) Temperature inversion.
Correct Answer: C) Ozone.
Correct Answer: B) Nitrogen and oxygen.
Correct Answer: D) Air, land, and water.
Correct Answer: D) Sulfur Dioxide.
Correct Answer: D) Both Orange and Red are correct statements.
Correct Answer: C) Long-term effects of air pollution.
Correct Answer: A) Alternate energy reduces the amount of carbon dioxided ejected into the atmosphere.
Correct Answer: D) Both A and B.
Correct Answer: D) Primary pollutants.
Correct Answer: B) Emphysema and heart disease.
Correct Answer: C) Yes.
Correct Answer: D) Electric power plants using hydroelectric energy.
Correct Answer: B) Coughing and hard breathing.
Correct Answer: C) It causes toxic metals to get into crops, water, and fish.
Correct Answer: B) Trap high concentrations of pollution at ground level.
Correct Answer: C) Fuel Switching.
Correct Answer: C) Glaciers.
Correct Answer: C) Elderly (old) people.
Correct Answer: C) Indoor Air Pollution.