Air Pollution

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What is air pollution?

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Air pollution is the presence of harmful substances in the air we breathe, which can affect health and the environment.

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NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

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What is ozone?

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Ozone is a gas that protects Earth from harmful UV rays when high in the atmosphere, but it is a pollutant when found near the Earth's surface.

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What are allergens?

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Allergens are substances that can cause allergic reactions, such as pet hair and dust.

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What is smog?

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Smog is a type of air pollution that is a mixture of smoke and fog, often seen in urban areas.

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NGSS.MS-ESS3-4

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What is acid rain?

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Acid rain is rain that has a higher acidity than normal rain, often caused by pollutants in the air.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-5

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What are common sources of outdoor air pollution?

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Common sources include vehicle emissions, industrial discharges, smoke from fires, and volcanic eruptions.

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What is the difference between indoor and outdoor air pollution?

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Indoor air pollution occurs inside buildings and can come from sources like cleaning products, while outdoor air pollution comes from sources outside, like factories and vehicles.

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How does temperature inversion affect air pollution?

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Temperature inversion occurs when warm air traps cooler air near the ground, preventing pollutants from dispersing and leading to increased pollution levels.

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What is particulate matter?

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Particulate matter is a mixture of tiny solid particles and liquid droplets in the air that can harm health when inhaled.

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What role do trees play in air quality?

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Trees help improve air quality by absorbing carbon dioxide and releasing oxygen, as well as trapping dust and pollutants.