Fast and Curious Lesson 1 - Geologic Time (8th)

A principle stating that geologic processes that occur today are similar to those that occurred in the past.

• Absolute Age

• Superposition

• Uniformitarianism

• Inclusions

The numerical age, in years, of a rock or object.

• Absolute Age

• Superposition

• Uniformitarianism

• Inclusions

The age of rocks and geologic features compared with other nearby rocks and features

• Absolute Age

• Relative Age

• Uniformitarianism

• Inclusions

Tags

NGSS.MS-ESS1-4

The principle that in undisturbed rock layers, the oldest rocks are on the bottom.

• Absolute Age

• Superposition

• Uniformitarianism

• Inclusions

Tags

NGSS.MS-ESS1-4

Principle that most rock-forming materials are deposited in horizontal layers

• Original Horizontality

• Lateral Continuity

• Inclusions

• Fossils

A principle that sediments are deposited in large, continuous sheets in all lateral directions.

• Original Horizontality

• Inclusions

• Lateral Continuity

• Fossils

A piece of an older rock that becomes a part of a new rock.

• Original Horizontality

• Inclusions

• Lateral Continuity

• Fossils

The principle that if one geologic feature cuts across another feature, the feature that it cuts across is older.

• Original Horizontality

• Inclusions

• Cross-cutting relationships

• Fossils

The preserved remains or evidence of past living organisms.

• Inclusions

• Fossils

• Correlation

• Superposition

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The extinction of many species on Earth within a short period of time.

• Index fossils

• Geologic time scale

• Lateral Continuity

• Mass Extinctions

Tags

NGSS.MS-LS4-1