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Title: Approximately when did the earth's crust solidify? Post by: kajumbi on Oct 11, 2016 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 Title: Re: Approximately when did the earth's crust solidify? Post by: Kipara on Oct 11, 2016 Content hidden
Title: Re: Approximately when did the earth's crust solidify? Post by: kajumbi on Oct 13, 2016 Now I feel like dancing! lol
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