Chapter Overview
This chapter explores the Earth's atmosphere, focusing on its composition, different layers, physical and chemical properties, and the atmosphere's critical role in weather, climate, and life support systems.
Important Keywords
- Atmosphere: The envelope of gases surrounding Earth.
- Tropopause: Boundary between troposphere and stratosphere.
- Stratosphere: Second layer of the atmosphere containing ozone layer.
- Mesosphere: Middle layer where meteors burn.
- Thermosphere: Layer with very high temperatures, contains ionosphere.
- Exosphere: Outermost atmospheric layer merging with space.
- Ozone Layer: Layer in stratosphere absorbing harmful ultraviolet rays.
- Greenhouse Gases: Gases trapping heat, such as CO2, methane.
- Atmospheric Pressure: Force exerted by air above.
- Humidity: Amount of water vapor in air.
Detailed Notes
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