1. Which of the following is one impact that volcanoes had on the early earth?
A. Volcanoes had no impacts on planet earth but they are pretty and fun to learn about
B. Volcanoes released carbon dioxide into the atmosphere and this allowed for the evolution of oxygen-
breathing life forms
C. Volcanoes released oxygen into the atmosphere and this allowed for the evolution of oxygen-breathing
life forms
D. Volcanoes absorbed water vapor from the atmosphere and made the planet very dry and difficult to live
on
Answers: 2
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1. Which of the following is one impact that volcanoes had on the early earth?
A. Volcanoes had no...
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