Earth Geological Time

What does eon mean?

• shortest amount of time
• the longest amount of time

Identify the Era in which each of the events occurred:
Jurassic period

• Mesozoic
• Paleozoic
• Cenozoic
• Precambrian

Identify the Era:
Humans live in this era

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Identify the Era:
that was the longest of all eras

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Identify the Era:
where dinosaurs thrived

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Identify the Era:
Pangea FORMED

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

The Cenozoic Era is often called "the Age of the ____"

• Dinosaurs
• Mammals
• Amphibians
• Reptiles

The Paleozoic, Mesozoic, and Cenozoic are divisions in the geologic time scale called ____

• centuries
• layers
• periods
• eras

Identify the Era:
called the "Age of Mammals"

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic

Identify the Era:
Humans live in this era

• Precambrian
• Paleozoic
• Mesozoic
• Cenozoic