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Stack #62171

Flap 14.1 scienceFlap 24.1answers
fossil are the preseverved remains or traces of living things
sedimentary rock is the type of rock that is made of hardened sediment
mold a hollow area in sediment in the shape of an organisms or part of an organism
cast a solid copy of the shape of an organism
petrified fossil are fossil in which minersls replace all or part of an organism
carbon film an extremely thin coating of carbon on rock
trace fossil provide evidence of the activities of ancient organisms
paleontologists collect fossils from sedimentary rocks all over the world
scientific theory is a well-tested concept that explains a wide range of observations
evolution is the gradual change in living things over long periods of time
extinct something that no longer exist and will never again live on Earth
How do fossils form most fossils form when living things die and are buried by sediments. The sediments slowly harden into rock and preserve the shapes of the organisms
What are the different kinds of fossils petrified,carbon,trace preservedremains,or mold and cast
What does the fossil record tell about arganisnms and environments fo the past fossil record provides evidence about the history of life and past envieonments on Earth. The fossil record also shows that different groups of organisms have changed over time
What are three ways in which the remains of an organism can e preserved with little change Amber,freezing,tar
Created by: Loterewl