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Haley's Fossils 4-20

fossle

QuestionAnswer
Fossil Record ALL of the fossils that have existed throughout life’s history, whether they have been found or not
Body Fossil: Body parts of organisms that become fossils, such as bones, teeth, skin, leaves and tree trunks.
Trace Fossil: Evidence left by organisms, such as burrows, imprints, coprolites or footprints.
Scavenger: An organism that feeds upon dead and dying organisms
Decomposer: An organism that breaks down the tissue and/or structures of dead organisms
Abiotic/Physical Factors: Non-living factors such as erosion, wind and sun exposure.
Molds are imprints left from something that was buried.
Casts are formed when sediment leaks into a mold and hardens to form a copy of the original structure.
Mineralization occurs when minerals carried in water build up in the spaces of an organism and eventually become rock
Impressions are the imprints left behind in the sediments by an organism.
Amber Harden tree sap
Tar Pit- A hole with tar in it.
Biological/Biotic Factors: Living factors such as decomposes, scavengers and predators.
Intertidal: The coastal zone between the low and high tide mark where waves impact the land.
Igneous Produced when molten magma (lava) cools and solidifies.
Sedimentary Layers of small particles (sediment) compressed and cemented together.
Metamorphic Any type of rock changed by heat, pressure and chemical activity.
Uplift: The process that causes part of the Earth’s crust to rise above surrounding areas. This can cause layers of rock to become exposed at the surface.
Erosion: Weathering or wearing away of rock and earth (and any fossils they contain) caused by wind, sun and/or water.
Created by: ThompsonHe
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