Fossils

the trace or remains of an organism that lived a loooong time ago, often preserved in sediment

• half-life
• fossil
• geologic time-scale
• evolution

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NGSS.MS-LS4-2

this type of fossil is a mold filled with sediment that creates a solid copy of an organism

• mold
• petrified
• cast
• trace

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a scientist who studies fossils

• geologist
• biologist
• paleontologist
• chemist

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NGSS.MS-LS4-1

NGSS.MS-LS4-2

gone forever. all one kind of a plant or animal dies

• trace fossil
• extinct
• preserved
• paleontologist

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What are the remains, imprints, or traces of once-living organisms?

• index fossils
• fossil
• mold
• cast

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Which animal part would MOST LIKELY form a fossil?

• fur
• lung
• bone
• muscle

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Fossils of fish are found under land where cows now live. What does this tell you?

• the fish were dropped their by flying birds
• this land was once under the ocean
• farmers fed the fish to the cows
• fish used to live on land

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NGSS.MS-LS4-1

Fossils of fish are found under land where cows now live. What does this tell you?

• the fish were dropped their by flying birds
• this land was once under the ocean
• farmers fed the fish to the cows
• fish used to live on land

In which kind of rock do we usually find a fossil?

• sedimentary  rock
• rock candy
• hard rock

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NGSS.MS-LS4-1

What would probably happen if dinosaur remains are not covered quickly?

• It could decay, or rot away.
• It would become a fossil. 
• It would not be able to decay.

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