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The early atmosphere on Earth was _____. ANSWERS TO CHOOSE FROM (may be more than one answer!) :mostly carbon dioxide, extremely cold, poisonous, full of oxygen, or extremely hot?
The early atmosphere on Earth was mostly carbon dioxide, poisonous, and extremely hot.
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Asked 3/25/2009 9:19:41 PM
Updated 1/13/2016 10:50:28 PM
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The early atmosphere on Earth was mostly carbon dioxide, poisonous, and extremely hot.

Added 1/13/2016 10:50:28 PM
This answer has been confirmed as correct and helpful.
Confirmed by Andrew. [1/14/2016 12:02:52 AM]
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What is the meaning of End Triassic?
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Updated 10/22/2021 7:07:08 AM
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Asteroid hitting the earth, sea level changes, and climate changes are the possible causes of the Late Devonian extinction.
Added 10/22/2021 7:07:08 AM
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Which of these extinctions killed off the dinosaurs? Cretaceous-Tertiary, End Triassic,Permian-Triassic,Late Devonian, or Ordovician-Silurian?
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Expert Answered
Updated 217 days ago|7/23/2023 12:09:52 AM
6 Answers/Comments
Permian-Triassic extinctions had the worst mass extinction in Earth's history.
Added 217 days ago|7/23/2023 12:09:34 AM
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Late Devonian extinctions possibly caused by forest grow on Earth's land surface.

Added 217 days ago|7/23/2023 12:09:39 AM
This answer has been confirmed as correct and helpful.
Asteroids hitting the earth, the growth of forests, climatic changes, and sea level changes. - are the possible causes of the Late Devonian extinction.
Added 217 days ago|7/23/2023 12:09:42 AM
This answer has been confirmed as correct and helpful.
The mass extinction that was most likely caused by the formation and retreat of glaciers was the Ordovician-Silurian extinction.
Added 217 days ago|7/23/2023 12:09:47 AM
This answer has been confirmed as correct and helpful.
Before the Ordovician-Silurian extinction, the diversity of life on Earth was growing enormously due to: shallow, warm and continental seas.
Added 217 days ago|7/23/2023 12:09:52 AM
This answer has been confirmed as correct and helpful.
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Updated 12/27/2022 1:44:25 PM
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I've heard of the author, although I haven't read his books. Subordination conjunction: although. Relationship: Condition.
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Few people noticed ____ directed the play. who, or whom?
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Updated 11/22/2015 8:03:35 PM
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Few people noticed WHO directed the play.

Added 11/22/2015 8:03:35 PM
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