Earth's+Time+of+Formation

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====If you could travel back in time to when the Earth first formed as a planet, approximately how many years back in time would you have to travel? ====

E. 4 trillion years
**bold** = correct answer

Question Identifier: GCI_2011_006 Designed for: //Non-Science Majors// Primary Author(s): //J. Libarkin, S. Anderson// Contributing Author(s): Misconception's Reference: //Original GCI (https://www.msu.edu/~libarkin/GCI_PUBLICATIONS.html)// Notes: //12/2/2011: Hyphen removed from option B. (GCI Team)1322844716//

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