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Harley Lang · Answer 1 · 2021-03-22T06:09:51+0000

Answer:

Earth's temperatures increased, causing widespread evaporation. Earth collided with a large object, forming the moon. Single-celled organisms released oxygen into the air when they photosynthesized

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Varevarao · Answer 2 · 2021-03-25T02:24:49+0000

Answer:

Earth's temperatures increased, causing widespread evaporation. Earth collided with a large object, forming the moon. Single-celled organisms released oxygen into the air when they photosynthesized.

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