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Chapter14 vocabulary
| Question | Answer |
|---|---|
| Atmosphere | The outer layer of gas that surrounds a planet. |
| Permanent gases | gases that are in fixed amounts in the Earth's atmosphere. |
| Variable gases | Gases in the Earth's atmosphere that changes in their composition. |
| Water vapor | The gaseous form of water. |
| Trophoshere | The lowest layer of the Earth's atmosphere that lies closest to the surface, where all weather takes place and the temperature decreases with an increase in altitude. |
| Isothermal layer | A layer in the atmosphere where temperature remains the same as the altitude increases. |
| Stratosphere | A layer in the Earth's atmosphere where the ozone layer exists and the temperature increases with an increase in altitude. |
| Temperature inversion | The process by which a warm layer of air overlies a cold layer of air. |
| Ozone Layer | The specific area in the stratosphere, located at an altitude betwee 10 and 2o miles, that contains a high concentration of ozone gas. |
| Ultraviolet radiation | a specific high-energy form of electromagnetic radiation emitted from the sun that can be harmful to living things. |
| Ions | An atom or group of atoms that have an electric charge as a result of gaining or losing electrons. |
| Solar radiation | the electrmagnetic radiaion that is emitted from the sun. |