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Geologic Time - Study Guide

Authored by Amber O'Mary

Science

6th - 8th Grade

Used 6+ times

Geologic Time - Study Guide
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41 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe how geologists separate time periods.

By special events that have happened in that period.

By looking at the Relative Time of a Fossil

By counting the years a fossil has been preserved

By the animals in the time period.

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

How old do Paleontologists believe the Earth is?

2021 years old

4.6 million years old

4.6 billion years old

3.6 billion years old

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Name the 4 time frames in order from oldest to youngest.

Precambrian Time, Paleozoic Era, Mesozoic Era, Cenozoic Era

Mesozoic Era, Precambrian time, Cenozoic Era, Paleozoic Era

Paleozoic Era, Mesozoic Era, Precambrian Time, Cenozoic

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The time span that lasted the longest was the...

Precambrian

Mesozoic

Paleozoic

Cenozoic

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What are fossils that are abundant, easily recognizable, short lived, and widespread called?

Preserved fossils

Index fossils

Imprints

Radioactive dating

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What does absolute age tell us about a rock layer or fossil?

The 'exact' age of a fossil determined by radiometric dating

The relative age of a fossil determined by radiometric dating

Younger rock layers sit on top of older rock layers

Older rock layers sit on top of younger rock layers

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a model scientists use to describe the timing of events and the relationships between those events in earth’s history.

geologic time scale

era

period

epoch

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