Going Green
GEOLOGIC TIME How do we know when things happened? 1.
Though we cant be certain, scientists have suggested that the earth was very hot due to volcanoes and meteorites hitting the earth Sometime around 4.4.
Fossils Vanderbilt Student Volunteers for Science Fall 2012 Training Presentation.
Geologic Time Scale 9
Geologic time scale
The Paleozoic Era
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Plants (paleozoic era)
Eavesdroppin
Ch11_Geologic_Time_students
