Geologic Time Scale

Geologic Time Scale

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

NGSS
MS-LS4-1, MS-ESS1-4, HS-ESS1-6

+1

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

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.

Tags

NGSS.MS-ESS1-4

2.

FLASHCARD QUESTION

Front

When did life first appear on Earth according to the fossil record?

Back

3.5-3.8 billion years ago.

Tags

NGSS.MS-LS4-1

3.

FLASHCARD QUESTION

Front

What are the two Eras where mass extinctions occurred?

Back

Paleozoic and Mesozoic Eras.

Tags

NGSS.MS-LS4-1

4.

FLASHCARD QUESTION

Front

Which vertebrates have been around longer: mammals or reptiles?

Back

Reptiles.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

5.

FLASHCARD QUESTION

Front

Which evolved first according to the fossil record: vertebrates or invertebrates?

Back

Invertebrates.

Tags

NGSS.MS-LS4-1

6.

FLASHCARD QUESTION

Front

What came first in Geologic Time: Cenozoic Era, Mesozoic Era, Paleozoic Era, or Precambrian Time?

Back

Precambrian Time.

Tags

NGSS.MS-ESS1-4

7.

FLASHCARD QUESTION

Front

What is the significance of the Precambrian Time?

Back

It is the earliest part of Earth's history, covering about 88% of Earth's geological time.

Tags

NGSS.HS-ESS1-6

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