Geologic Time Scale

During which time segment of the Geologic Time Scale did fish first appear?

• Cenozoic Era

• Mesozoic Era

• Paleozoic Era

• Precambrian Time

Tags

NGSS.MS-LS4-1

During which time segment of the Geologic Time Scale did dinosaurs live?

• Cenozoic Era

• Mesozoic Era

• Paleozoic Era

• Precambrian Time

Tags

NGSS.MS-ESS1-4

Which came first in Geologic Time?

• Cenozoic Era

• Mesozoic Era

• Paleozoic Era

• Precambrian Time

Tags

NGSS.MS-ESS1-4

According to the fossil record, when did life first appear on Earth?

• 35,000 years ago

• 3.5-3.8 billion years ago

• 350,000 years ago

• 350 years ago

Tags

NGSS.MS-LS4-1

Mass extinctions occurred at the end of both the ______________ and the _______________ Eras.

• Paleozoic and Cenozoic

• Cenozoic and Mesozoic

• Paleozoic and Mesozoic

• None of the above

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Use the diagram to answer. Which rock layer is the newest?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

Use the diagram to answer. Which rock layer has a fossil that is older than the fish fossil?

• A

• B

• C

• D

Tags

NGSS.MS-ESS1-4

Dinosaurs, small mammals, and birds are found in this time period

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

What does "relative age" tell about rock layers or fossils?

• the age of one rock layer or fossil compared to another

• if one rock is older or younger than another

• the approximate age of the rock layer or fossil

• all of these

Tags

NGSS.MS-ESS1-4

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

• the exact age of a fossil determined by radiometric dating

• the approximate age of a fossil by using the layers above or below it

• the exact age of a fossil determined by relative age

• none of these