Unit 2 review

Unit 2 review

Assessment

Flashcard

Science

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the Geologic Time Scale?

Back

A system of chronological dating that relates geological strata to time, used to describe the timing and relationships of events in Earth's history.

2.

FLASHCARD QUESTION

Front

What is an Intrusion in geology?

Back

A body of igneous rock that has formed from magma that has cooled and solidified within the crust of the Earth.

3.

FLASHCARD QUESTION

Front

What is a Fault in geological terms?

Back

A fracture or zone of fractures between two blocks of rock, which can cause earthquakes.

4.

FLASHCARD QUESTION

Front

What is an Angular Unconformity?

Back

A type of unconformity where younger sedimentary rocks are deposited on top of older, tilted, or folded rocks.

5.

FLASHCARD QUESTION

Front

What is a Disconformity?

Back

A type of unconformity where layers of sedimentary rock are parallel but there is a gap in the geological record.

6.

FLASHCARD QUESTION

Front

What are Glacial Deposits?

Back

Sediments that have been transported and deposited by glacial ice, often consisting of a mix of different sized particles.

7.

FLASHCARD QUESTION

Front

What is the significance of Half-Life in radioactive decay?

Back

The time required for half of the radioactive atoms in a sample to decay, used to date materials and understand decay processes.

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