Understanding the Law of Superposition

What does the Law of Superposition state in geology?

• Older layers of rock are found above younger layers.

• Younger layers of rock are found above older layers.

• All rock layers are the same age.

• Rock layers are randomly arranged.

Tags

NGSS.MS-ESS1-4

In which type of rock formations is the Law of Superposition most commonly applied?

• Igneous rocks

• Sedimentary rocks

• Metamorphic rocks

• Volcanic rocks

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NGSS.MS-ESS1-4

Why is the Law of Superposition important for understanding Earth's history?

• It helps determine the age of fossils.

• It explains how mountains are formed.

• It describes the movement of tectonic plates.

• It predicts volcanic eruptions.

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

If a paleontologist finds a fossil in a lower rock layer, what can they infer using the Law of Superposition?

• The fossil is younger than fossils in higher layers.

• The fossil is older than fossils in higher layers.

• The fossil is the same age as fossils in higher layers.

• The fossil is from a different planet.

Tags

NGSS.MS-ESS1-4

In a sequence of undisturbed sedimentary rocks, where would you expect to find the oldest rock layer?

• At the top

• In the middle

• At the bottom

• It cannot be determined

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NGSS.MS-ESS1-4

What is a practical application of the Law of Superposition in archaeology?

• Determining the age of ancient artifacts.

• Predicting future earthquakes.

• Identifying mineral deposits.

• Mapping ocean currents.

Look at the diagram, what layer did animal E first show up in?

• Layer #4

• Layer #5

• Layer #6

• Layer #8

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1