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Fossils
Fossil Vocabulary
16
Geology
Not Applicable
01/04/2022

Additional Geology Flashcards

 


 

Cards

Term
The Law of Original Horizontality
Definition
science says that dirt, mud, sand and other sediments are always deposited in horizontal layers
Term
Law of Superposition
Definition
Rock layers usually have the oldest layers on the bottom and newest layers on top.
Term
Paleozoic Period
Definition
you find fish, amphibians and reptile fossils
Term
Mesozoic Period
Definition
Age of the dinosaurs.  You can also find flowering plants, birds, and mammals
Term
Cenozoic Period
Definition
This layer is the current layers and is still being deposited.  Here we find modern mammals.
Term
Fossils
Definition
any remains, impression, or trace of a living thing such as a skeleton or footprint.
Term
Evidence
Definition
something that proves or disproves something
Term
Formation
Definition
the process of depositing rock or mineral
Term
Mold Fossil
Definition
a fossil formed when an animal, plant or other organism dies and is covered with sediment.  It decays and an IMPRINT is left of it.
Term
Cast Fossil
Definition
a fossil formed when an animal, plant or other organism dies and is covered with sediment.  It decays and an imprint is left and then minerals enter the impression resulting in this type of fossil.
Term
Trace Fossil
Definition
a fossil of a footprint, trail, burrow or other thing left by an animal other than the animal itself
Term
True Fossil
Definition
a fossil of the whole or entire body of an organism, like an actual animal or animal part
Term
Amber Fossil
Definition
Resin from a tree oozes out trapping debris such as seeds, leaves, feathers or insects.
Term
Imprint
Definition
A mark left by an organism moving in some way, leaving behind a trace or track.
Term
Paleontologist
Definition
scientist that studies fossils
Term
Crevice
Definition
a narrow opening in a rock or wall
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