Earth Science Test Tuesday - Chapter 10

Format

True / False – 5

Matching – 5

Multiple Choice – 10

Short Answer – 2

Interpreting Graphs – 2

Essay – 1

Key Terms and Themes

Paleontologist

Fossils

- Cast / Mold

- Petrified (How?)

- Trace

- Carbon-Film

- Preserved Remains

What can fossils tell us?

Relative Age vs. Absolute Age

Law of Superposition

Intrusion / Extrusion / Fault

Unconformity

Index-Fossil (What makes it useful?)

Radioactive Dating

Half-Life

Carbon-14 Dating (less than 50,000 years)

Potassium-Argon Dating (O-L-D.)

Evolution / Extinction

Geologic Time Scale

- Eon

- Era

- Period

Precambrian Time

Cambrian Explosion

Paleozoic Era

Mesozoic Era

Cenezoic Era