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Earn +20 ptsQ: What created earths early atmosphere?
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Earths early atmosphere was changed dramatically by the evolution of?
photosynthesis
Minerals in old rock suggest that earths early atmosphere had little or no free oxygen?
Yes
Which gases made up most of Earths early atmosphere?
mostly carbon dioxide with little or no oxygen.
Earths early atmosphere formed during the early Archean era which gas was generally absent from the atmosphere at that time?
Oxygen Please study this, & don't forget it so you don't have to keep looking up answers .
What is the particles outside earths atmosphere?
The particles outside the Earths atmosphere are called, meteoroids.
Related questions
Was there oxygen in the early earths atmosphere?
yes
What gas was lacking from earths early atmosphere in the early precambrian?
oxygen
What gas was not part of early earths atmosphere?
oxygen
What gas was not a part of earths early atmosphere?
nitrogen
Was the earths early atmosphere made up of mostly oxygen?
no
What was the major contributor of oxygen to earths early atmosphere?
photosynthsis
Earths early atmosphere was changed dramatically by the evolution of?
photosynthesis
What molecule was not present in early Earths reducing atmosphere?
nitrogen
What added oxygen to earths early atmosphere?
Photosynthesis by plants
When earths early atmosphere formed which gases where lost because earths gravity was too weak?
Hydrogen and helium
What gas was not found in earths early atmosphere but was produced by photosynthesis?
Carbon dioxide
What gas do scientist think was missing from earths early atmosphere?
Methane gas
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