Geological Time

What is the largest span of geological time?

• Era

• Period

• Epoch

• Eon

Tags

NGSS.MS-ESS1-4

What era are we currently living in?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Eon

• Cenozoic Era

_{Which rock layer in the diagram seems to be the oldest?}

• F
• E
• B
• A

Tags

NGSS.MS-ESS1-4

What time "period" represents 88% of Earth's history.

• Mesozoic

• Precambrian

• Paleozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

What is the name of the supercontinent that separated in the Mesozoic Era?

• Pangea

• Pangaea

• League of Nations

• United Nations

Tags

NGSS.MS-ESS1-4

In what era did the first land plants appear?

• Silurian

• Mesozoic

• Paleozoic

What era did dinosaurs go extinct ?

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

How old do Paleontologists believe the Earth is?

• 2015 years old
• 3.6 billion years old
• 4.6 billion years old
• 4.6 million years old

Tags

NGSS.MS-ESS1-4

The geological time scale is divided into many subdivisions. The largest subdivision is

• Eras
• Periods
• Eons
• Epochs

Tags

NGSS.MS-ESS1-4

The Paleozoic, Mesozoic, and Cenozoic are divisions in the geologic time scale called ____

• centuries
• layers
• periods
• eras

Tags

NGSS.MS-ESS1-4