Fossils and Geologic Time

Front

What is the main way changes occur on Earth?

Back

Gradually

Tags

NGSS.MS-ESS2-2

Front

In what type of rock are fossils commonly preserved?

Back

Sedimentary

Front

What does the creation of the Grand Canyon exemplify?

Back

Uniformitarianism

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-2

Front

What parts of organisms are typically fossilized?

Back

Hard parts--like bones and shells

Front

What are Paleozoic, Mesozoic, and Cenozoic?

Back

Eras

Tags

NGSS.MS-ESS1-4

Front

What is the process called when organisms are preserved in sedimentary rock?

Back

Fossilization

Front

What is the term for the study of fossils?

Back

Paleontology

Front

What is the difference between catastrophism and uniformitarianism?

Back

Catastrophism suggests changes occur suddenly, while uniformitarianism suggests changes occur gradually over time.

Front

What is an example of a fossil?

Back

A dinosaur bone or a leaf imprint.

Front

What is the geological time scale?

Back

A system of chronological dating that relates geological strata to time.

Tags

NGSS.MS-ESS1-4