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Handout
Do Dea: Earth Science: Unit 3: Geologic History: Timeline of the Earth [Pdf] Handout
Department of Defense

Do Dea: Earth Science: Unit 3: Geologic History: Timeline of the Earth [Pdf]

For Students 9th - 10th
This 2-page handout provides short descriptions of the different aeons, eras, and periods in the Earth's geological history.
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