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Why did oceans not exist on Earth nearly 4 billion years ago? a. No water molecules were present. b. Water remained a gas because Earth was very hot. c. Water existed as ice because Earth was very cold.
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Why did oceans not exist on Earth nearly 4 billion years ago?

a. No water molecules were present.
b. Water remained a gas because Earth was very hot.
c. Water existed as ice because Earth was very cold.
d. There was no oxygen gas in the atmosphere.

User Max Cameron
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B. water remained a gas because earth was very hot
User Rona
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