WRS Earths History Vocabulary

Front

What is a type of absolute dating?

Back

Carbon Dating

Front

THE IDEA THAT LIFE ON EARTH CHANGES VIOLENTLY AND SUDDENLY

Back

Catastrophism

Front

THE PRESERVED REMAINS OR EVIDENCE OF LIVING THINGS

Back

Fossils

Front

A relative dating technique which states that the geologic feature which cuts through another is the younger of the two features.

Back

Law of Cross Cutting Relationships

Front

The remains of plants and animals that lived for a limited period. The best ones are common, widely distributed and easy to find.

Back

Index Fossils

Front

What is the principle that states the oldest layers of rock are at the bottom and the youngest are at the top?

Back

Law of Superposition

Front

What do we call the gaps in the geological record that indicate periods of erosion or non-deposition?

Back

Unconformity

Front

What is the term for the study of fossils and their placement in the geological record?

Back

Paleontology

Front

What is the process by which an organism's remains are preserved in sedimentary rock?

Back

Fossilization

Front

What is the term for a fossil that provides information about the age of the rock layers in which it is found?

Back

Index Fossil