Biology, 20.11.2020 02:50 eddyjunior679
Earth's second atmosphere (atmosphere III) was a thick atmosphere of primarily water vapor and carbon dioxide,
What effects did this have on Earth?
A. Heat energy was retained and water vapor condensed
B. Ultraviolet light split water vapor into hydrogen and oxygen.
C. Increased oxygen allowed reptiles to thrive.
D. Helium and hydrogen gases escaped earth's gravity
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Earth's second atmosphere (atmosphere III) was a thick atmosphere of primarily water vapor and carbo...
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