Law of Superposition

Law of Superposition

Grade 6 · Science · 45 min

What's Included

Learning Objective

I can explain how the law of superposition helps scientists determine the relative ages of rock layers.

Warm-Up Video

Unknown Channel · 5:00

Law of Superposition

Practice Questions

7 questions · Short answer

Exit Ticket

Quick comprehension check

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

Get the complete package:

  • Answer keys for all questions
  • Differentiation strategies
  • Extension activities
  • Printable student handouts