biological evolution Flashcards
stuff
remains or traces of plants and animals that lived a long time ago
fossil
a living thing that is no longer found alive anywhere on earth today……
extinct
a scientist that studies fossils
paleontologist
an animal that eats plants
herbivore
an animal that eats meat
carnivore
an animal that eats both plants and meat
omnivore
any living thing
organisms
a hollow fossil form clearly showing the outside features of the organism
mold
formed or shaped within the mold
cast
a fossil created by a print or impression
imprint (impression)
Hardened tree sap, often a source or insect fossils.
Amber
Studying trace fossils, we can learn how animals lived
Trace fossils
An actual preserved body of an animal.
True form fossil
A change or disturbance of the environment most often caused by human influences and natural ecological processes.
Environmental conditions
The process of carrying away rocks.
Erosion (takes it)
A natural process that slowly breaks apart rock.
weathering (breaks it)
An invisible force that pulls objects toward each other.
Gravity (drops it)