NGSS.MS-ESS1-4

Which type of dating method can be used on rock layers by applying the Law of Superposition?

• relative dating
• absolute dating
• radioactive dating
• radiometric dating

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NGSS.MS-ESS1-4

_{Which rock layer contains the newest fossils?}

• F
• E
• B
• C

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NGSS.MS-ESS1-4

The oldest rock formation identified on Earth is found on the shoreline of Hudson Bay in Canada. This rock formed 4.28 billion years ago. What information does a scientist need to more accurately determine the age of a rock?

• The amount of each radioactive element present in the rock
• The percentage of each mineral that makes up the rock
• The thickness of younger rock layers that cover the rock
• The amount of weathering present on the surface of the rock

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NGSS.MS-ESS1-4

States that younger rocks lie above older rocks if the layers have not been disturbed

• Law of crosscutting
• Law of superposition
• Relative Dating
• Unconformity

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NGSS.MS-ESS1-4

What is the law of superposition?

• a precise plan to teleport  
• a method to find where you are
• a principle used to determine relative age of rocks 

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NGSS.MS-ESS1-4

A geologist is studying three layers of sedimentary rock in an area. The layers have not shifted from their original positions. The geologist records the relative ages of the rocks. What did the geologist use to determine the relative ages of the rocks?

• Radioactive dating

• Mineral content

• Absolute dating

• The Law of Superposition

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NGSS.MS-ESS1-4

Analyze the seashell found in the white layer. Which statement is true of the rock layer that contains this fossil?

• It has the oldest fossil

• It is older than the layers below it.

• It is younger than the layers above it.

• It is older than the layers above it.

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NGSS.MS-ESS1-4

London is studying the geological time scale. Which era would London find Humans in?

• Precambrian

• Cenozoic

• Paleozoic

• Mesozoic

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NGSS.MS-ESS1-4

Which conclusion can be made when observing multiple undisturbed layers of rock?

• The shallow layers are older than the deeper layers.

• The deeper layers are older than the shallow layers.

• The deeper layers are younger than the shallow layers.

• The shallow layers are the same age as the deeper layers.

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NGSS.MS-ESS1-4

Which period is closest to present day?

• Cambrian

• Devonian

• Triassic

• Tertiary

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NGSS.MS-ESS1-4