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Rock layers tell time — Homework
Use what you learned about rock layers and the law of superposition to answer.
- 1.In an undisturbed rock formation with layers A (bottom) through D (top), which layer is oldest?
- 2.State the law of superposition in your own words.
- 3.Why does the bottom layer usually end up being the oldest?
- 4.Describe how you would explain the law of superposition to a younger student using a simple example.
- 5.True or false: the law of superposition works perfectly even for rock layers that have been tilted or flipped over.
🌲 Homeschool of the FutureFourth Grade · Science · week 30 homework