Geologic Laws/Relative Dating

What is relative dating?

• An exact time period with dates
• When a mass extinction occurred
• An estimate of a time period or age
• The age of Dinosaurs

Tags

NGSS.MS-ESS1-4

If an igneous intrusion or fault cuts through existing rock layers, the intrusion/fault is:

• Older
• The same age
• Younger
• None of the above

Tags

NGSS.MS-ESS1-4

Which of the following laws applies when a rock cuts through pre-existing layers?

• Law of Original Horizontality
• Correlation
• Fossilization
• Law of Cross-Cutting Relationships

Gaps or missing layers in the rock record often formed by erosion are called:

• Superpositions
• Carbon films
• Unconformities
• Relative ages

Tags

NGSS.MS-ESS1-4

States that younger rocks lie above older rocks if the layers have not been disturbed

• Law of crosscutting
• Law of superposition
• Relative Dating
• Unconformity

Tags

NGSS.MS-ESS1-4

A break in the geologic record that is made when rock layers are eroded over a long period of time

• Law of Superposition
• Law of Crosscutting
• Relative Dating
• Unconformity

Which of the following is the oldest?

• Layer L
• Intrusion D
• Intrusion H
• Layer E

Tags

NGSS.MS-ESS1-4

Letter "F" is a....

• inclusion
• intrusion
• fault
• unconformity 

Tags

NGSS.MS-ESS1-4

The rock formation labeled "P" is a(n)...

• fault
• intrusion
• inclusion
• unconformity

Tags

NGSS.MS-ESS1-4

What is the most recent event?

• E

• B

• C

• D