What is a fossil?

• A fossil is a type of rock formation.
• A fossil is a living organism found in the ocean.
• A fossil is the preserved remains or traces of ancient organisms.
• A fossil is a modern plant species.

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NGSS.MS-LS4-1

Which of the following would not help an organism become fossilized?

• Living in a dry, arid environment.
• Being buried quickly after death.
• Having a hard shell or skeleton.
• Having a soft body

What type of rock do fossils form in?

• Sedimentary rock
• Igneous rock
• Metamorphic rock
• Volcanic rock

The Law of Superposition states that:

• Rocks are arranged randomly without any order.
• All rocks are the same age regardless of their position.
• Younger rocks are at the bottom and older rocks are at the top.
• In undisturbed layers, older rocks are at the bottom and younger rocks are at the top.

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NGSS.MS-ESS1-4

Fossil A is found 800 feet underground and Fossil B is found 300 ft underground. Which fossil is younger?

• Fossil A

• Fossil B

• Both fossils are the same age

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NGSS.MS-ESS1-4

According to the law of supoerposition, where would the oldest fossils be found?

• In the lowest layers of rock.
• Scattered throughout all layers of rock.
• In the middle layers of rock.
• In the upper layers of rock.

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NGSS.MS-ESS1-4

What is the relative age of a fossil or rock?

• the geographical location of the fossil or rock.

• the chemical composition of the fossil or rock.

• the exact age of a fossil or rock.

• whether a fossil or rock is older or younger compared to others.

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NGSS.MS-ESS1-4

Which of the following is an example of a fossil's relative age? Select all that apply.

• Fossil A and Fossil B are near the same age

• The oldest fossil is 3.7 billion years old.

• Fossil A is older than Fossil B

• Fossil A is dated using carbon dating methods.

Tags

NGSS.MS-LS4-1

Which of the following is an example of absolute age of a fossil?

• Fossil A is older than Fossil B

• A fossil is from the Jurassic period

• Fossil A is 150 million years old

• Fossil A and Fossil B are around the same age

What is an index fossil?

• A fossil that represents a single species throughout time.
• A fossil that is used to date living organisms.
• A known fossil that is used to define and identify a specific geological time period.

• A fossil that is found only in one specific location.