Chapters 12-13: Geologic Time & Earth's History
Chapter 12 Summary
Section 12.1: Discovering Earth's History
Section 12.2: Fossils: Evidence of Past Life
Section 12.3: Dating with Radioactivity
Section 12.4: The Geologic Time Scale
Chapter 13 Summary
Section 13.1: Precambrian Time
Section 13.2: Paleozoic Era - Life Explodes
Section 13.3: Mesozoic Era - Age of Reptiles
Section 13.4: Cenozoic Era - Age of Mammals
Labs/Assignments:
1. Understanding Geologic Time
2. Interpreting the Geologic Time Scale (use pages 8-9 of the Earth Science Reference Tables)
3. Lab 12-1: Determining the Relative Age of Rocks
4. Lab 12-2: Fossil Identification
5. Radioactive Dating Worksheet
6. Lab 12-3: Matching Rock Layers & Fossil Correlation
7. Lab 13-1: Reading Geologic Maps of New York State
Resources/Links for Chapters 12 & 13:
Additional Resources/Review:
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