Geological Time Scale

Front

What is the current geological time period we are living in?

Back

Cenozoic Era

Front

What is the second broadest category of geologic time?

Back

Era

Front

Which is older: Fault E or Intrusion D?

Back

Intrusion D

Front

What is a chronological chart that shows the events and past lives of organisms in Earth's history?

Back

Geological Time Scale

Front

In what time period did jellyfish first appear?

Back

Precambrian Time

Front

What is the broadest category of geological time?

Back

Eon

Front

What is the time period that follows the Mesozoic Era?

Back

Cenozoic Era

Front

What major event marks the beginning of the Paleozoic Era?

Back

Cambrian Explosion

Front

What is the term for a subdivision of an era?

Back

Period

Front

Which era is known for the dominance of dinosaurs?

Back

Mesozoic Era