Index Fossils

Index Fossils

Assessment

Flashcard

Science

8th 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 Relative Dating?

Back

Relative Dating is the sequencing of events based on the order in which they occurred.

2.

FLASHCARD QUESTION

Front

What is Absolute Dating?

Back

Absolute Dating is a method used to determine the exact age of a fossil or rock.

3.

FLASHCARD QUESTION

Front

What is Geologic Time?

Back

Geologic Time is the timeline of Earth's history, divided into eons, eras, periods, and epochs.

4.

FLASHCARD QUESTION

Front

What are Index Fossils?

Back

Index Fossils are fossils of organisms that were widespread but only existed for a short period of time, used to date rock layers.

5.

FLASHCARD QUESTION

Front

What are the required characteristics of Index Fossils?

Back

Index Fossils must be easily recognizable, globally widespread, and abundant.

6.

FLASHCARD QUESTION

Front

Why is it important for Index Fossils to have lived for a short period of time?

Back

It allows for more precise dating of the rock layers in which they are found.

7.

FLASHCARD QUESTION

Front

What does it mean if a fossil is described as 'oceanic'?

Back

An oceanic fossil is one that comes from organisms that lived in ocean environments.

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