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11.1 and 11.2
| Question | Answer |
|---|---|
| the condition of Earth’s atmosphere at a particular time and place. | Weather |
| the layer of gases that surrounds the planet | Atmosphere |
| a form of oxygen that has three oxygen atoms in each molecule rather than the usual two | Ozone |
| water in the form of gas. – Invisible and not the same thing as steam | Water vapor |
| change in the atmosphere that has harmful effects | Air pollution |
| solid particles and gases that are released into the air | Emission |
| a thick, brownish haze formed when certain gases in the air react with sunlight – comes from emissions from cars and trucks | Photochemical smog |
| a toxic chemical that is one of the major chemicals found in smog | Ozone |
| a layer of warm air prevents the rising air from escaping. The polluted air gets trapped near the surface | Temperature inversion |
| precipitation that is more acidic than normal. Can be in the form of sleet, snow, or fog caused by emissions from power plants and factories | Acid rain |
| layer of upper atmosphere that protects from UV rays. About 30 km above the surface | Ozone layer |
| “CFC’s” group of gases that contain chlorine and fluorine that react with Ozone molecules and harm ozone layer | Chlorofluorocarbons |
| Trapping of heat near the Earth’s surface | Greenhouse effect |
| theory that predicts that the increase in carbon dioxide will cause the average temperature to continue to rise | Global warming |