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Atmosphere Vocab
Mrs. Gimbert's science class
| Term | Definition |
|---|---|
| Atmosphere | Layer of gases surrounding a planet or moon |
| Air Pressure | The measure of the force with which air molecules are pressing down on you |
| Troposphere | The layer of the atmosphere that we live in. Has all weather. Densest. Most air pressure. Thickest. |
| Stratosphere | The layer of the atmosphere that the ozone layer is found in. Gases here are arranged into layers Temperature begins to increase as you get higher instead of decrease. |
| Mesosphere | The coldest layer of the atmosphere. We know the least about this layer. Meteorites burn up in this layer. |
| Thermosphere | The hottest layer of the atmosphere. Contains two layers. The least dense and thinnest layer. |
| Ions | An atom or molecule that is a negatively electrically charged particle. |
| Ionosphere | The lower layer of the thermosphere. This layer is made up of ions. Radio waves travel here, and auroras occur here |
| Auroras | When speeding electrons collide with gas molecules and make them release color in a stunning display. Happens in ionosphere. |