Geologic Time Scale PreQuiz

The geologic time scale is a record of....

• the history of fossils only
• the history of rocks
• the history of rock layers and fossils
• geologist notes

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NGSS.MS-ESS1-4

Paleontologists infer that the earth is approximately how many years old?

• 4.5 million years
• 450 million years
• 450 billion years
• 4.5 billion years

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NGSS.MS-ESS1-4

The Triassic Period, the Jurassic Period, and the Cretaceous Period occurred in what era?

• Cenozoic
• Mesozoic

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NGSS.MS-ESS1-4

Scientists divided the time between Precambrian Time and the present into three units of time, or eras.

• True
• False

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NGSS.MS-ESS1-4

To develop the geologic time scale, scientists studied rock layers and fossils from the different eras. 

• True
• False

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NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Earth is thought to be formed ______ years ago?

• 200 thousand

• 3 million

• 4.6 billion

• who knows

During what Period were Dinosaurs present?

• Paleogene

• Quaternary

• Precambrian

• Jurassic

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NGSS.MS-LS4-1

What two methods are used to divide and classify the geological time scale?

• Living organisms

• rock strata or layers

• DNA

• fossils

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NGSS.MS-ESS1-4

Finding the age of a rock based on comparing the amounts of unstable, radioactive particles to stable particles in a sample is called:

• radiometric dating

• relative dating

_____________ are the trace or remains of an organism that lived long ago.

• climate

• Fossils

• Ice core

• Trace fossil

• Uniformitarianism

Tags

NGSS.MS-LS4-1