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13 terms

Fossil terms p - z

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Palentologist
A scientist who studies past life.
Palentology
The study of past life.
Record
To make note of observations and events, on paper or electronically
Relative Time Scale
The scale of geologic time expressed in terms of officially defined units but without reference to the age of units in years
sandstone
A sedimentary rock that consists of particles of sand that are cemented together to form a rock
scientific process
The methods used by scientists to investigate questions, record data, and analyze results
sediment
Particles of minerals and rocks that are transported along the Earth's surface and then deposited
sedimentary rocks
Rocks that consist of sedimentary materials
stratigraphic correlation
The process of establishing the time equivalence of rocks that exist in areas that are far apart
stratigraphic section
A stack or sequence of sedimentary rock layers that are exposed at a given place on the Earth
Trace fossil
Any evidence of life activities of a plant or animal that lived in the geologic past
Variable
Those parts of an experiment that can be changed
Vestigial structures
Organs or structures in an organism that once served a purpose earlier in the history of the species, but now have no useful function