Geologic Time Unit Test 2025

The earth is ______________of years old

• Hundreds

• Millions

• Billions

• Trillions

Tags

NGSS.MS-ESS1-4

Mammals are a dominant group in which era?

• Cenozoic

• Mesozoic

• Paleozoic

• Cambrianozoic

Tags

NGSS.MS-ESS1-4

What era did the formation of the earth occur?

• Paleozoic

• Precambrian

• Cenozoic

• Cambrian

Tags

NGSS.HS-ESS1-6

The Law of Superposition states that

• the older layers of rock are at the bottom

• the older layer of rock are at the top

• the younger layer of rock is at the bottom

• the younger layer of rock is in the middle

Tags

NGSS.MS-ESS1-4

What is relative dating?

• used to determine a fossils approximate age by comparing it to similar rocks and fossils of known ages.

• used to determine the precise age of a fossil by using radioactive dating to measure.

• Order of layers from oldest to youngest

• Used to determine the location of the rocks around the world.

Tags

NGSS.MS-ESS1-4

Which statement is correct

• Layer 2 is younger than layer 4

• Layer 1 is younger than layer 4

• Layer 2 is older than layer 1

• Layer 3 is younger than layer 1

Tags

NGSS.MS-ESS1-4

A bug stuck in amber is an example of what type of fossil?

• cast
• mold
• trace
• preserved remains

Which is the most recent era of time- the one that we are currently in?

• Mesozoic 
• Paleozoic 
• Cenozoic 
• Precambrian 

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 squirrels

Tags

NGSS.MS-ESS1-4

Look at the reference image. Which combination accurately portrays the correct age order?

• B is higher so it is OLDER than D

• C is older than E, even though it is FOLDING upwards

• G is older than all the other layers

• A is higher, so is OLDEST layer

Tags

NGSS.MS-ESS1-4