Essential Questions
1. What is the Earth's geological history? 2. How do fossils form? 3. How do fossils show evidence of the changing surface and climate of Earth? 4. What is the geological time scale and how is it used? 5. How can you recognize that the history of Earth changes constantly and slowly over time? 6. How do superposition, uniformitarianism, and original horizontality provide evidence for Earth's geological history? 7. How can you use the law of superposition to determine the relative age of rocks? |