3 years ago

Scientists have inferred that Earth's original atmosphere was formed by the

Geography

1 answer:

MakcuM [25]3 years ago

6 0

Answer:hydrogen sulfide, methane

Explanation:

As Earth cooled, an atmosphere formed mainly from gases spewed from volcanoes. It included hydrogen sulfide, methane, and ten to 200 times as much carbon dioxide as today's atmosphere.

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