Air Pollution

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What is air pollution?

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Air pollution is the presence of harmful substances in the atmosphere that can cause adverse effects on human health and the environment.

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NGSS.MS-LS1-5

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What are greenhouse gases?

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Greenhouse gases are gases that trap heat in the atmosphere, contributing to the greenhouse effect. Examples include carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O).

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NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

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What is the greenhouse effect?

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The greenhouse effect is the process by which certain gases in the Earth's atmosphere trap heat, preventing it from escaping into space, thus warming the planet.

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NGSS.MS-ESS3-5

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What is acid rain?

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Acid rain is precipitation that contains high levels of sulfuric and nitric acids, primarily caused by emissions from burning fossil fuels.

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NGSS.MS-ESS2-5

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What are primary pollutants?

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Primary pollutants are substances that are directly emitted into the atmosphere from sources such as vehicles, industries, and natural events.

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NGSS.MS-ESS3-3

NGSS.MS-ESS3-4

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What are secondary pollutants?

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Secondary pollutants are not emitted directly; they form in the atmosphere through chemical reactions between primary pollutants and other substances.

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NGSS.MS-PS1-2

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How can we reduce air pollution?

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We can reduce air pollution by using alternative energy sources, reducing energy consumption, and minimizing the use of fossil fuels.

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NGSS.MS-ESS3-3

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What is indoor air pollution?

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Indoor air pollution refers to the contamination of indoor air by harmful substances, often from household products, cooking, and building materials.

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NGSS.MS-PS1-3

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What are sulfur oxides?

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Sulfur oxides are gases produced when fuels containing sulfur are burned, contributing to air pollution and acid rain.

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What is smog?

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Smog is a type of air pollution that combines smoke and fog, often resulting from industrial emissions and vehicle exhaust.

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NGSS.MS-ESS3-4