NGSS.MS-ESS1-4

Which of the following correctly lists the layers in order from oldest to youngest?

• A, B, C, D, E
• E, B, C, D, A
• E, D, C, B, A
• C, B, A, D, E

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NGSS.MS-ESS1-4

Paleozoic, Mesozoic & Cenozoic are all

• Epochs
• Eras
• Periods
• Eons

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NGSS.MS-ESS1-4

Which layer formed first?

• Rock Layer W
• Rock Layer X
• Rock Layer Y
• Rock Layer Z

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A volcanic ash layer between sedimentary rock
layers is used by geologists to

• determine Earth’s absolute age
• predict global warming
• locate an earthquake epicenter
• correlate widely separated rock formations

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NGSS.MS-ESS1-4

The diagram shows layers of rock, A, B, C, D, and

igneous intrusion E.

Place the rock layers in order from oldest to youngest.

• D – C – B – E – A

• A – B – C – D – E

• E – D – C – B – A

• A – E – B – C – D

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NGSS.MS-ESS1-4

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

• Mesozoic

• Paleozoic

• Cenozoic

• Precambrian

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When we study the earth to learn about the past, we are studying

• historical geology

• operational geology

• paleontology

• archaeology

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The Law of Superposition helps scientist to determine

• the absolute age of rock layers.

• the exact age of fossils

• the relative age of rock layers

• the super powers of rocks

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Scientists use radiometric dating (radioactive decay) to measure...

• relative time (dating)

• absolute time (dating)

• half-lives

• time of day

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NGSS.MS-ESS1-4

During which time segment of the Geologic Time Scale did life first appear?

• Cenozoic Era

• Mesozoic Era

• Paleozoic Era

• Precambrian Time

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NGSS.MS-ESS1-4