Geological Time & Building a Timeline Test

First & Last Name

The exact age of events

• absolute age
• uniformitarianism
• relative age
• rock record
• fossils

The estimated age of events

• relative age
• uniformitarianism
• absolute age
• rock record
• fossils

The same geological processes that occurred in the past also occur today

• uniformitarianism
• relative age
• absolute age
• rock record
• fossils

Ancient remains of living things found in rocks

• fossils
• uniformitarianism
• relative age
• absolute age
• rock record

The history of a rock

• rock record
• uniformitarianism
• relative age
• absolute age
• fossils

When an entire species of animals disappears/goes extinct quickly

• mass extinction
• uniformitarianism
• relative age
• absolute age
• rock record

Gaps or breaks in the rock record

• unconformities
• uniformitarianism
• relative age
• absolute age
• rock record

When geologists compare rock layers and fossils to determine relative age of rocks

• correlation
• uniformitarianism
• relative age
• absolute age
• rock record

A special layer of rock created by a volcano, glaciation, or meteor

• key bed
• uniformitarianism
• relative age
• absolute age
• fossils