Heterosphere: Difference between revisions
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imported>Raymond Arritt (stub heterosphere) |
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The '''heterosphere''' is the upper portion of the Earth's atmosphere, in which gases are fractionated according to their molecular weight. It lies above the [[ | The '''heterosphere''' is the upper portion of the Earth's atmosphere, in which gases are fractionated according to their molecular weight. It lies above the [[homosphere]], where chemical constituents are well mixed. On average the heterosphere begins at an altitude of about 80 km. | ||
Revision as of 19:46, 12 August 2007
The heterosphere is the upper portion of the Earth's atmosphere, in which gases are fractionated according to their molecular weight. It lies above the homosphere, where chemical constituents are well mixed. On average the heterosphere begins at an altitude of about 80 km.