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Earth's atmosphere

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  1. a layer of gases surrounding the planet Earth that is retained by the Earth's gravity

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 15, 2008
  2. It contains roughly (by molar content/volume) 78.08% nitrogen, 20.95% oxygen, 0.93% argon, 0.038% carbon dioxide, trace amounts of other gases, and a variable amount (average around 1%) of water vapor

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 15, 2008
  3. This mixture of gases is commonly known as air

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 15, 2008
  4. protects life on Earth by absorbing ultraviolet solar radiation and reducing temperature extremes between day and night

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 15, 2008
  5. There is no definite boundary between the atmosphere and outer space

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on November 15, 2008
Displaying the top 5 of 29 facts in total. Show all 29 factsShow 3 more or all 29 facts
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