Verified Answer :

taskmasters

The early atmosphere on Earth was mostly carbon dioxide.

It was also poisonous and extremely hot.

Atmosphere is the gaseous envelope of a planet.

Today's atmospheric functions include sustaining life with oxygen, produced from plants; filtering harmful rays from the sun, helping in protecting the Earth from meteor collisions.

 

kerrymiller65567

Answer:

mostly carbon dioxide

poisonous

* extremely hot

Explanation: hope this helps!

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