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Author Question: Approximately when did the earth's crust solidify? (Read 48 times)

mrsjacobs44

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on: Jan 16, 2020
Approximately when did the earth's crust solidify?
◦ 8 billion years ago
◦ 2 billion years ago
◦ 1 billion years ago
◦ 4 billion years ago
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Marked as best answer by mrsjacobs44 on Jan 16, 2020

popopong

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Reply #1 on: Jan 16, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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mrsjacobs44

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Reply 2 on: Jan 16, 2020
Wow, this really help

mjenn52

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Reply 3 on: Yesterday
Excellent

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