Rock formations: what’s hiding under a rock?

How do we know what the Earth was like when there weren't any humans to record what the environment was like? Come along as we look into what the layers in a rock can tell us!

Worksheet

Key takeaways

Learn that geologists are people who interpret what the different layers of rock are
Understand the different layers of rock show us what the Earth was like at that point in time and are a timeline for the Earth
Learn that red rock means that there was a lot oxygen in the environment
Learn that dark rock means that there was less oxygen in the environment
Understand what sedimentary rocks are and how they are formed
Understand that fossils are defined as the remains of plants or animals that lived long ago
Learn the type of environment different organisms were found in based on the fossils found

Rock formations: what’s hiding under a rock?

Worksheet

Key takeaways

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Earth's events - 4th grade