Geologic Time

The earth is ______________of years old

• Hundreds

• Millions

• Billions

• Trillions

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

What era did the formation of the earth occur?

• Paleozoic

• Precambrian

• Cenozoic

• Cambrian

Tags

NGSS.MS-ESS1-4

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

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

• Mesozoic

• Paleozoic

• Cenozoic

• Precambrian

Tags

NGSS.MS-ESS1-4

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

The Geologic Time Scale is a record of what?

• old geologists
• sweet geology music
• the known history of rocks and fossils
• a list of every living thing ever

Tags

NGSS.MS-ESS1-4

Which of the following statements about the fossil record is true?

• all organisms become fossils
• organisms having soft body parts make up most of the fossils
• all organisms that have shells become fossils
• the fossil record is incomplete

Tags

NGSS.MS-LS4-1

The Law of Superposition helps scientists to determine what?

• The absolute age of rock layers
• The age of fossils
• The relative age of rock layers
• the super powers of rocks

Tags

NGSS.MS-ESS1-4