Biology, asked by harmanpreetkaur07383, 6 months ago

what kind of atmosphere was there about 3.5 billion years ago? and why

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Answered by Anonymous

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The atmosphere we enjoy today is radically different from the atmosphere that formed with the Earth billions of years ago. ... As the Earth cooled enough to form a solid crust (4.4 billion years ago), it was covered with active volcanos. These volcanos spewed out gasses, like water vapor, carbon dioxide and ammonia.

Answered by peerafaaq

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