Relative Dating Practice

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

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NGSS.MS-ESS1-4

_{Which rock layer in the diagram seems to be the oldest?}

• F
• E
• B
• A

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NGSS.MS-ESS1-4

According to the law of superposition, the oldest fossils are found 

• At the top of the rock layers
• Near the bottom of the rock layers
• In the middle of the rock layers
• Somewhat near the surface

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NGSS.MS-ESS1-4

According to the law of superposition, which layer is the youngest?

• A
• B
• C

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NGSS.MS-ESS1-4

Which of the following orders the rock layers accurately from youngest to oldest?

• 1, 2, 3, 4, 5
• 5, 4, 3, 2, 1
• 2, 3, 4, 5, 1
• 1, 2, 3, 5, 4

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NGSS.MS-ESS1-4

Which animal is the youngest in site 1?

• bird
• ammonite 
• shell

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NGSS.MS-ESS1-4

Which fossil is relatively the oldest?

• Trilobite
• Ammonite
• Crinoid
• Gastropod

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NGSS.MS-ESS1-4

This coin is the newest in my collection .

Is the statement describing (A) absolute age or (R) relative age?

• Relative Age

• Absolute Age

Summarize the Law of Superposition

• The youngest rocks are located at the bottom of the rock layers

• The oldest rocks are located at the bottom of the rock layers

• The ages of the rocks are mixed between the layers of the rock

• The ages of all the rocks are the same throughout all the layers

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NGSS.MS-ESS1-4

Using the information from the previous slides. Which Rock layer is the oldest?

• 1

• 2

• 3

• 4

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NGSS.MS-ESS1-4