Principles of Geology Quiz

Which law states that beds of rock on top are usually younger than those deposited below?

• Law of Lateral Continuity

• Cross-cutting relationships

• Law of Original Horizontality

• Law of Superposition

Tags

NGSS.MS-ESS1-4

Which law suggests that all rock layers are originally laid down horizontally and can later be deformed?

• Cross-cutting relationships

• Law of Lateral Continuity

• Law of Original Horizontality

• Law of Superposition

Which law suggests that all rock layers are laterally continuous and may be broken up or displaced by later events?

• Law of Superposition

• Law of Original Horizontality

• Law of Lateral Continuity

• Cross-cutting relationships

Which principle helps us understand the timing of events, where 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?

• Younger features cut across older features

• Rocks on top are usually younger than those deposited below

• Rock layers are laterally continuous and may be broken up or displaced

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

Tags

NGSS.HS-LS4-5

What can be used to correlate rock units across continents?

• Law of Superposition

• Law of Original Horizontality

• Law of Lateral Continuity

• Fossil assemblages

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What are unconformities?

• Gaps in the rock record

• Rock layers that are originally laid down horizontally

• Smaller rocks within a larger rock

• Displacement in rock units

Which type of unconformity is represented by an older group of rock layers that has been tilted, eroded, and another younger set of rock layers were deposited on top?

• Law of Superposition

• Angular unconformities

• Disconformities

• Nonconformities

Tags

NGSS.MS-ESS1-4

Which type of unconformity is an erosional surface between two sets of rock layers without any tilting of the older rock layers?

• Angular unconformities

• Law of Original Horizontality

• Nonconformities

• Disconformities

Which type of unconformity separates different rock types, such as igneous and sedimentary or metamorphic and sedimentary rocks?

• Angular unconformities

• Law of Lateral Continuity

• Disconformities

• Nonconformities