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Approximately when did the earth's crust solidify?

kajumbi

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7 years ago

Approximately when did the earth's crust solidify?

Approximately when did the earth's crust solidify?
A) 8 billion years ago
B) 4 billion years ago
C) 2 billion years ago
D) 1 billion years ago

Textbook

Biology: The Core

Biology: The Core

Edition: 2^nd

Author: Simon

Read 234 times

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Kipara

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kajumbi Author

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#2

7 years ago

Now I feel like dancing! lol

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