Earth's Changing Surface · Earth & Space

Fossils and Rock Layers

Examine patterns in rock layers and fossil remains to explain how landscapes change over millions of years.

Key Questions

  1. 1Why do we find fish fossils in the middle of a desert?
  2. 2How does the order of rock layers tell a story about the past?
  3. 3What can a fossilized tooth tell us about an ancient environment?

Common Core State Standards

4-ESS1-1
Grade: 4th Grade
Subject: Science
Unit: Earth's Changing Surface
Period: Earth & Space

Suggested Methodologies

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