Fossils

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

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fossil

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this type of fossil is a mark or cavity made in sediment in the shape of a shell or other body

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mold

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

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cast

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this type of fossil provides evidence of the activities of ancient organisms; examples include marks left by footprints or tails

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trace

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this material does an excellent job of preserving insect remains

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amber

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a scientist who studies fossils

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paleontologist

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Which of the following is NOT an example of a fossil? a petrified dinosaur bone, a footprint captured in mud, a seashell found on the beach

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a seashell found on the beach

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a fossil made inside a mold when minerals seeped in and hardens into shapes of the mold

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cast fossil

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

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extinct

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

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fossil