Principles of Geology Quiz

What does the Law of Superposition state?

• Younger features cut across older features.

• Beds of rock on top are usually younger than those below.

• Rock layers are laterally continuous.

• All rock layers are originally laid down horizontally.

Tags

NGSS.MS-ESS1-4

What does the Law of Original Horizontality suggest?

• Younger features cut across older features.

• All rock layers are originally laid down horizontally.

• Rock layers are laterally continuous.

• Beds of rock on top are usually younger than those below.

What does the Law of Lateral Continuity suggest?

• Beds of rock on top are usually younger than those below.

• All rock layers are originally laid down horizontally.

• Rock layers are laterally continuous.

• Younger features cut across older features.

What principle helps us understand the timing of events by stating that younger features cut across older features?

• Cross-cutting relationships

• Law of Lateral Continuity

• Law of Original Horizontality

• Law of Superposition

What does the Principle of Faunal Succession state?

• Species appear, exist for a time, and then go extinct.

• Younger features cut across older features.

• Rock layers are laterally continuous.

• Beds of rock on top are usually younger than those below.

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What are unconformities?

• Younger features cutting across older features

• Continuous rock layers

• Layers of rock that are always horizontal

• Gaps in the rock record

Tags

NGSS.MS-ESS1-4

What is an angular unconformity?

• A continuous rock layer

• An older group of rock layers that has been tilted, eroded, and then covered by younger layers

• A separation between different rock types

• An erosional surface between two sets of rock layers with no tilting

Tags

NGSS.MS-ESS1-4

What is a disconformity?

• A continuous rock layer

• A separation between different rock types

• An older group of rock layers that has been tilted, eroded, and then covered by younger layers

• An erosional surface between two sets of rock layers with no tilting

Tags

NGSS.MS-ESS1-4

What is a nonconformity?

• A continuous rock layer

• An older group of rock layers that has been tilted, eroded, and then covered by younger layers

• A separation between different rock types

• An erosional surface between two sets of rock layers with no tilting

Tags

NGSS.MS-ESS1-4

What does the idea of Components state?

• Smaller rocks inside a larger rock must have existed before the larger rock was created.

• Rock layers are laterally continuous.

• All rock layers are originally laid down horizontally.

• Beds of rock on top are usually younger than those below.