Reading Geologic Time Scale

What is the largest division of time?

• Eon

• Era

• Period

• Epoch

Tags

NGSS.MS-ESS1-4

What division of time are eons divided into?

• Eons

• Eras

• Periods

• Epochs

What is the smallest division of time?

• Eon

• Era

• Period

• Epoch

What division of time are periods divided into?

• Eons

• Eras

• Periods

• Epochs

What division of time are eras divided into?

• Eons

• Eras

• Periods

• Epochs

How old do scientists believe the earth is?

• 4.6 thousand years

• 4.6 hundred thousand years

• 4.6 million years

• 4.6 billion years

Tags

NGSS.MS-ESS1-4

How many mass extinctions were there?

• 3

• 4

• 5

• 6

Tags

NGSS.MS-LS4-1

Which Epoch did early primates appear?

• Phanerozoic

• Cenozoic

• Paleogene

• Paleocene

The Paleozoic gave rise to all of the following except

• marine invertebrates

• primates

• fishes

• amphibians

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

In what Era did the break of Pangaea begin?

• Triassic

• Jurassic

• Mesozoic

• Cretaceous

Tags

NGSS.HS-ESS1-5