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How were the iron beds in the oceans formed? im giving 100 points here are your anwser 1 Underwater volcanoes erupted, and the lava turned into iron. 2 Hydrogen and iron in the oceans reacted and formed
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How were the iron beds in the oceans formed? im giving 100 points here are your anwser

1 Underwater volcanoes erupted, and the lava turned into iron.
2 Hydrogen and iron in the oceans reacted and formed the iron beds.
3 Oxygen and iron in the oceans reacted and formed the iron beds.
4 After billions of years, cyanobacteria turns into iron; the iron beds are remnants from cyanobacteria. its 7th grade science

User Pat Notz
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Answer:

Its number 4 , After billions of years, cyanobacteria turns into iron; the iron beds are remnants from cyanobacteria. its 7th grade science.

Step-by-step explanation:

User Kevin Muchwat
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