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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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Fochaian Fochaian
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8 years ago
The Precambrian basement rocks of Ohio became part of the North American continent
A) about 1.1 billion years ago.
B) more than 2.5 billion years ago.
C) 1.8 to 1.9 billion years ago.
D) 1.9 billion years ago.
E) 1.7 to 1.8 billion years ago.
Textbook 
How Does Earth Work? Physical Geology and the Process of Science

How Does Earth Work? Physical Geology and the Process of Science


Edition: 2nd
Authors:
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GurshGursh
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7 years ago
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Fochaian Author
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#2
7 years ago
Answered correctly, thx
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