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Atmosphere Vocab
Dowd's Atmosphere Vocabulary
| vocabulary words | definitions |
|---|---|
| atmosphere | thin layer of gases that forms a protective layer around the Earth |
| air pressure | force from a column of air pressing down |
| troposphere | lowest layer of the atmosphere that contains most of the water and gases and is where weather occurs |
| stratosphere | 2nd lowest layer of the atmosphere where the ozone layer is located |
| mesosphere | middle layer of the atmosphere where meteroids burn up |
| thermosphere | the hottest layer of the atmosphere |
| ionosphere | layer of electrically charged particles in the thermosphere that reflects radio waves |
| exosphere | outer layer of the atmosphere that fades out into space |
| evaporation | process when liquid water changes to water vapor |
| precipitation | any form of water that falls from clouds and reaches Earth's surface |
| ozone layer | layer of the stratosphere that absorbs harmful radiation from the Sun |
| radiation | energy transferred by waves or rays |
| conduction | transfer of heat by direct contact |
| convection | transfer of heat by movement of a gas or liquid |
| hydrosphere | all the water on Earth's surface and atmosphere |
| condensation | process when water vapor changes to liquid water |
| Coriolis effect | causes moving air and water to curve because of Earth's rotation |
| jet stream | area of strong winds near the top of the troposphere |