Geologic Time Analyzing the Rock and Fossil Record

What is the idea that geologic processes are occurring now are the same as those that occurred in the past?

• Unconformities
• Uniformitarianism
• Epicism

What type of dating indicates an approximate age of a fossil in relationship to other layers of rock in an area?

• Relative dating

• Absolute Dating

What type of dating indicates a specific age of a rock?

• Relative Dating

• Absolute Dating

The formation of any fossil is a common event

• True
• False

Tags

NGSS.MS-LS4-1

In layers of sedimentary rock, the _________ layer is usually at the bottom. Each higher layer is _________ than the layers below it.

• oldest, younger
• youngest, older
• youngest, younger
• oldest, older

Tags

NGSS.MS-ESS1-4

What is a mass extinction?

• the extinction of all of Earth's species at ones time
• the extinction of many types of organisms at the same time
• the end of days
• the creation of many species at one time

Tags

NGSS.MS-LS4-1

What geologic principle(or law) is best displayed here?

• Superposition

• Original horizontality

• Cross-cutting relationships

• Inclusions

Tags

NGSS.MS-ESS1-4

Inclusions are younger than the formation of sedimentary rock layers that surround them.

• True

• False

Tags

NGSS.MS-ESS1-4

The Law of Crosscutting states that a fault or inclusion is __________ than the bodies of rock it cuts through.

• younger

• older

• funnier

• nastier

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