Geologic Time

The earth is ______________of years old

• Hundreds

• Millions

• Billions

• Trillions

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

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

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

What does each layer of rock represent?

• a period of time
• a different type of stone
• an intrusion
• a fault

Tags

NGSS.MS-ESS1-4

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

Why is D younger than B?

• D had to be there for B to intrude
• D and B happened at the same time
• B was laid on top of D
• B had to be there for D to intrude

Tags

NGSS.MS-ESS1-4

What is the law that states why F is younger than G?

• law of uniformitarianism
• law of superposition
• law of cross-cutting
• law of Memorial Jags

Tags

NGSS.MS-ESS1-4

Which of these laws will NOT help to determine if something is an index fossil?

• Easily recognizable
• Lives only a short period of time
• Should have many of the same fossils in many different layers of same outcrop
• It is widespread

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1