Fossils/relative age

Fossils/relative age

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 a fossil?

Back

A fossil is the preserved remains or traces of ancient organisms, typically found in sedimentary rock.

2.

FLASHCARD QUESTION

Front

What does the term 'relative age' refer to in geology?

Back

Relative age refers to the age of a rock or fossil in comparison to other rocks or fossils, determining which is older or younger without assigning a specific numerical age.

3.

FLASHCARD QUESTION

Front

What is the significance of the Mesozoic era in paleontology?

Back

The Mesozoic era, known as the 'Age of Reptiles,' is significant for the dominance of dinosaurs and the emergence of mammals and birds.

4.

FLASHCARD QUESTION

Front

How do paleontologists determine the age of fossils?

Back

Paleontologists determine the age of fossils primarily by examining fossil records and using relative dating techniques.

5.

FLASHCARD QUESTION

Front

What is the principle of superposition in geology?

Back

The principle of superposition states that in undisturbed sedimentary rock layers, the oldest layers are at the bottom and the youngest layers are at the top.

6.

FLASHCARD QUESTION

Front

What is an intrusion in geological terms?

Back

An intrusion is a body of igneous rock that has formed from magma that has cooled and solidified beneath the Earth's surface.

7.

FLASHCARD QUESTION

Front

How can the presence of similar fossils in different locations indicate environmental conditions?

Back

The presence of similar fossils in different locations suggests that those areas had similar environmental conditions during the time the organisms lived.

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