Geologic Time Scale
For this geologic time scale worksheet, students use a word bank to complete the geologic time scale provided. Students fill in the chart as it relates to the geologic time scale.
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New Review A Brief History of Geologic Time
How do scientists know the history of Earth before humans—or any mammals—existed? An epic "Eons" series video explains the larger history of geologic time. It highlights the eons, eras, periods, epochs, and ages scientists use to divide...
12 mins 6th - 12th Science CCSS: Adaptable