Relative Dating and Laws of Stratigraphy

Which principle states that sediments spread out flat, in all directions, until they either thin out or run into a barrier.

• Principle of Superposition

• Principle of original horizontality

• Principle of original lateral continuity

Which letter represents the newest rock?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

Which of these events occurred most recently at this location?

• deposition of the layer at A

• the igneous intrusion

• the layer of shale

• the fault along the line XY

Tags

NGSS.MS-ESS1-4

Put the rock layers and the fault in order from oldest to youngest.

• C

• D

• B

• F

• A

Tags

NGSS.MS-ESS1-4

Which of the following correctly lists the layers in order from oldest to youngest?

• A, B, C, D, E

• E, B, C, D, A

• E, D, C, B, A

• C, B, A, D, E

Tags

NGSS.MS-ESS1-4

Put the rock layers in order from oldest to youngest.

• %

• ?

• #

• +

Tags

NGSS.MS-ESS1-4

What is the relative age of a rock?

• The age determined by the things around it.

• The age of an igneous rock.

• The age determined by radioactive dating.

• The time it takes for 1/2 of the radioactive atoms to decay in an element.

Tags

NGSS.MS-ESS1-4

According to this Principle, sediments are deposited in large, flat sheets.

• Original Horizontality

• Superposition

• Lateral Continuity

• Cross-Cutting Relationships

• Inclusion

According to this Principle, if one geologic feature cuts across another feature, the feature that it cuts across is older.

• Cross-Cutting Relationships

• Superposition

• Original Horizontality

• Lateral Continuity

• Inclusion

Letter "F" is a....

• inclusion

• intrusion

• fault

• unconformity 

Tags

NGSS.MS-ESS2-3