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| Description: The Geologic Time Scale The geologic time scale summarizes Earth’s geologic history as determined from studies of rocks, fossils, and their relative ages. Radiometric dating has enabled the absolute ages of geologic events to be determined and added to the time scale. (Note that the time intervals are not drawn to scale.) Picture Stats: Views: 827 Filesize: 125.33kB Height: 1080 Width: 739 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=18984 |