Chapter 2: Geological Time Test

Front

Remains of organisms in tar, amber, or ice

Back

Preserved remains

Front

A solid copy of the shape of an organism is

Back

A cast

Front

The age of rock compared with the age of other rocks

Back

Relative age

Front

An extremely thin coating of __________ on rock

Back

Carbon film

Front

A break in Earth's crust

Back

Fault

Front

The process of turning into a fossil over time

Back

Fossilization

Front

The study of Earth's physical structure and substance

Back

Geology

Front

A type of fossil that is used to determine the age of rock layers

Back

Index fossil

Front

The actual age of a rock or fossil, often determined by radiometric dating

Back

Absolute age

Front

The layer of rock that is above another layer

Back

Overlying layer