1. Discovering Earth’s History Rocks record geological events and changing life forms of the past. We have learned that Earth is much older than anyone had previously…
Slide 1GEOLOGIC TIME Slide 2 Rocks Record Earth History Discovering Earths History Rocks record geological events and changing life forms of the past. We have learned that…
MS Science Lesson 1-1 How do scientists know what organisms looked like if they donât exist anymore? How do fossils form? Fossils â remains or traces of prehistoric life…
Slide 1 The Geologic Time Scale Slide 2 Based on their interpretations of the rock record, geologists have divided Earth’s 4.56 billion-year history into units that represent…