Geologic Time

The earth is ______________of years old

• Hundreds

• Millions

• Billions

• Trillions

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What type of event usually marks the end of an Era

• A Mass Extinction

• A Quinceanera

• An earthquake

• A Volcanic Eruption

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Scientists chose where units of geologic time began and ended based on the appearance or disappearance of life.

• true

• false

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

The dinosaurs and reptiles were dominant in which Era?

• Precambrian

• Mesozoic

• Paleozoic

• Cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which layer is the oldest?

• A
• B
• C
• D

Tags

NGSS.MS-ESS1-4

Which is younger: A or D?

• A
• D
• Both are the same

Tags

NGSS.MS-ESS1-4

Which fossil makes the best index fossil?

• Fossil 1
• Fossil 2
• Fossil 3
• None follow all of the rules

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-ESS2-3

Does the picture represent relative or absolute dating?

• relative
• absolute

Tags

NGSS.MS-ESS1-4

why is fossil 3 not a good index fossil?

• It is in multiple layers of the same outcrop
• It is in only one layer of an outcrop

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-3

In the history of the earth, when were humans introduced?

• at the beginning of the earth
• in about the middle of the earth
• relatively recently

Tags

NGSS.MS-LS4-1