Geologic Time

Mammals are a dominant group in which era?

• Cenozoic

• Mesozoic

• Paleozoic

• Cambrianozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

How old do Paleontologists believe the Earth is?

• 2019 years old

• 3.6 billion years old

• 4.6 billion years old

• 4.6 million years old

Tags

NGSS.MS-ESS1-4

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

What are the four eras in order from OLDEST to NEWEST?

• Pre-Cambrian, Paleozoic, Mesozoic, Cenozoic

• Pre-Cambrian, Mesozoic, Paleozoic, Cenozoic

• Cenozoic, Mesozoic, Paleozoic, Pre-Cambrian

• Mesozoic, Pre-Cambrian, Cenozoic, Paleozoic

Tags

NGSS.MS-ESS1-4

What era did trilobites, fishes, and other marine organisms dominate?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Which era is the most recent, the one that we are currently in?

• Mesozoic

• Paleozoic

• Cenozoic

• Precambrian

Tags

NGSS.MS-ESS1-4

The dinosaurs and reptiles were dominant in which Era?

• Precambrian

• Mesozoic

• Paleozoic

• Cenozoic

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

90% of Earth’s history occurred during which era?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

In what era did the first human ancestors appear?

• Cenozoic

• Mesozoic

• Precambrian

• Paleozoic

Tags

NGSS.MS-LS4-2

In which era did the first birds appear?

• Precambrian

• Mesozoic

• Paleozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4