Fossils

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fossils
preserved remains or traces of living things
preserved remains
a type of fossils that leaves the whole organism intact, with little or no visual change.
petrified fossils
a type of fossil that forms when minerals replace all or part of an organism.
carbon films
A type of fossil where only a thin film or coating remains.
trace fossils
A type of fossil in which a mark is made by an object pressing into materials such as mud. Provides evidence of the activities of ancient organisms.
Mold
hollow are in the sediment which shows the shape of an organism or a part of an organism.
Cast
solid copy of the shape of an organism.
Paleontologist
scientists who study, collect and classify fossils.
evolution
gradual change in living things over long periods of time
extinct
when an organism no longer exists and never will again.
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