Geologic Time Scale Lesson

Geologic Time Scale

by H. Lewton

Poll

How do you feel about the Geologic Time Scale so far? 

• Really confident. I'm ready for a quiz. 

• Fairly confident. 

• 50/50

• Not very confident. I would like to review. 

Multiple Choice

Which layer is the oldest and youngest?

• C and B
• C and E
• D and E
• A and B

Multiple Choice

Which period are we currently in?

• Quaternary
• Holocene
• Jurassic
• Tertiary

Multiple Choice

Which era is the longest?

• Cenozoic
• Cambrian
• Precambrian
• Phanerozoic

Multiple Choice

The geologic time scale is a record of....

• the history of fossils only
• the history of rocks
• the history of rock layers and fossils
• geologist notes

Multiple Choice

The picture is an example of...

• trace fossil.
• mineralization.
• original fossil.
• mold fossil.

Multiple Choice

The picture is an example of .......

• trace fossil.
• carbonization.
• original fossil.
• cast.

Multiple Choice

In which time period are we currently living?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Multiple Choice

In what time period did Pangaea, the super-continent, appear?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Multiple Choice

Dinosaurs, small mammals, and birds are found in this time period

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Multiple Choice

What does "absolute age" tell about a rock layer or fossil?

• the exact age of a fossil determined by radiometric dating

• the approximate age of a fossil by using the layers above or below it

• the exact age of a fossil determined by relative age

• none of these

Multiple Select

Select all of the characteristics of index fossils:

• easily recognizable

• abundant

• wide geographic distribution

• live a long time