Fossils and Dinosaurs Flashcards
Chapter 2 Vocabulary
Any part or trace of a living organism that is naturally preserved after it dies.
Fossil
When an animal’s bone or wood of a tree decay and are replaced with minerals. The minerals harden over time and form rock.
Petrified Fossil
The imprint of an organism in a rock.
Mold Fossil
When fine sediment fills the empty space of a mold fossil making a copy of the shape of the organism.
Cast Fossil
When a plant or animal decay under the weight of sediment and parts of it turn to carbon forming a dark image of itself in the rock.
Carbon Film
Formed from something an organism left behind, such as a footprint, a hole where an animal lived, or an animals droppings.
Trace Fossils
Belief that life on earth developed gradually over millions of years
Evolution
People who believe that God’s word in Genesis explains true origin of the earth. That God created the earth and all forms of life in six days.
Creationist
The scientific study of fossils
Paleontology
Removing a fossil from the rock around it
Excavation
Extinct group of land dwelling, cold-blooded, reptiles
Dinosaurs
When the last of a certain plant or animal dies
Extinction