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Science Topics (Layers of the Atmosphere (Scientists divide Earth's…
Science Topics
`The Air Around You
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Earth's atmosphere consists of nitrogen, oxygen, carbon dioxide, water vapor, and other gases, as well as particles of liquids and solids.
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Air Pressure
Because air has mass, it also has other properties, including density and pressure.
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Air pressure decreases as altitude increases. As air pressure decreases, so does density.
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Layers of the Atmosphere
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The mesosphere protects Earth from meteroids. The thermosphere is the outermost layer of Earth's atmosphere.
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Heat Transfer
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Heat is transferred in three ways: convection, conduction, and radiation
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