Law of Superposition
Grade 6Science45 min
Learning Objective
I can explain how the law of superposition helps scientists determine the relative ages of rock layers.
Lesson Flow
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Law of Superposition
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Practice
7 questions • Short answer
Exit Ticket
“In a sequence of undisturbed sedimentary rock layers, which layer is generally the oldest: the top layer, the middle layer, or the bottom layer? According to the law of superposition, is a rock layer found near the surface of the Earth generally younger or older than a rock layer found deeper underground? ”
Teacher Guide
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