History, 14.12.2021 04:20, craincrew5239
The fossil record indicates that oxygen was released into the ocean before it was released into the atmosphere. What would be a sound explanation?
Question 5 options:
Organisms released oxygen into the ocean until the ocean couldn't absorb anymore, so it was then released into the atmosphere from the ocean
Increases in iron in the ocean from undersea vents prevented oxygen from escaping into the atmosphere
Undersea vents dumped oxygen into the ocean which then released it into the atmosphere
Increasingly diverse life in the oceans led to an abundance of oxygen which drifted into the atmosphere
Answers: 1
History, 21.06.2019 19:10, gdominguez2005
Why does reagan claim the united states needs a strong defense policy?
Answers: 1
History, 22.06.2019 05:00, hdhdenjdxk
What is the significance of the battle of saratoga? a. the defeat at saratoga allowed the british to invade new england by land. b. after the defeat at saratoga france refuse to sign a treaty with the united states. c. the british won a decisive victory at saratoga. d. after the victory at saratoga france gave open support to the united states including arms money and ships.
Answers: 1
History, 22.06.2019 10:30, ringo12384
The annexation of bosnia and herzegovina by austria-hungary in 1908 caused serious bitterness between serbia and austria-hungary.
Answers: 1
The fossil record indicates that oxygen was released into the ocean before it was released into the...
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