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How old is Earth according to the geological time scale? A. 290 million years old B. 542 million years old C. 2.5 billion years old D. 4.6 billion years old
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How old is Earth according to the geological time scale? A. 290 million years old B. 542 million years old C. 2.5 billion years old D. 4.6 billion years old
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Feb 5, 2017
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How old is Earth according to the geological time scale?
A. 290 million years old
B. 542 million years old
C. 2.5 billion years old
D. 4.6 billion years old
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Buba
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The answer is d that is how old it is.
Nenadp
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Feb 6, 2017
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According to the time scale, Earth was formed approximately 4.6 billion year ago, so the correct answer is D.
Yaroslav Havrylovych
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Feb 10, 2017
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