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Chemistry Ch. 28
Chemistry Ch. 28 Master Books
Term | Definition |
---|---|
photochemical smog | Sunlight causes NO2 (nitrate) and hydrocarbons in the atmosphere to become harmful compounds |
greenhouse effect | Ultra-violet light rays penetrate a planet's atmosphere and warm the surface. The warm surface gives off infra-red radiation, which is trapped by the atmosphere warming the planet. |
greenhouse gases | Reflect infrared radiation back to earth, raising the temperature of the atmosphere. |
smog | The combination of smoke and fog |
pollutant | Contaminants or impurities |