Clues That Earth Keeps Changing

Describe the evidence that supports that Earth has changed over time, including fossil evidence, plate tectonics, and superposition.

Part of The student understands the causes and effects of plate tectonics

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Intro

How Do We Know Earth Has Changed?

Scientists look for clues to learn how Earth has changed over time. In this lesson you will learn three kinds of evidence: fossil evidence, plate tectonics, and superposition. For each one, you will describe what scientists observe and explain what it shows about the past.

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