What time is it?
What IS that?
Paleozoic Era
Mesozoic Era
I'm feeling brave
100
This is the longest division of time
What is an eon?
100
This Paleozoic monster was one of the fiercest fish that ever lived.
What is a Dunkleosteus?
100
The early Paleozoic Era has this nickname due to the type of animals that lived then.
What is the Age of Invertebrates?
100
Pangaea split into which two landmasses during this era?
What are Gondwanaland and Laurasia?
100
You live in this epoch
What is the Holocene Epoch?
200
Earth was created about this many years ago
What is 4.6 BYA?
200
This Cambrian creature was the first to have hard body parts.
What is a trilobite?
200
During the early Paleozoic Era, life was only found in this location on Earth:
What is the water?
200
Sea levels did this throughout most of this era
What is rose higher?
200
These animals dominated the Cenozoic Era
What are mammals?
300
This happened 5 times during Earth's history
What are mass extinctions?
300
These were Mesozoic marine reptiles with long necks, small heads, and flippers.
What is Plesiosaurs?
300
Earth's first plants appeared during the Age of the _____?
What is fishes?
300
These animals dominated the Mesozoic era
What are dinosaurs?
300
The oldest fossil remains of human ancestors were found on this continent
What is Africa?
400
An iridium-rich layer in Earth's rocks indicate that this event occurred 66 MYA
What is a meteorite crash?
400
Mesozoic reptile with large, bat-like wings
What is Pterosaurs?
400
During the Age of the _________, dragonflies, cockroaches , and other insects evolved.
What is fishes?
400
These animals evolved during the Mesozoic era but did not become any larger than cats during this era
What are mammals?
400
The Atlantic Ocean began to form during this era
What is the Mesozoic Era?
500
90 % of Earth's history is known as " ...."?
What is Pre-Cambrian Time?
500
This was a toothy predator from the Pleistocene period.
What is saber-toothed tiger?
500
This mountain range was created during the Paleozoic Era
What are the Appalachian Mountains?
500
This era is believed to have ended _____MYA with what event?
What is 66 MYA with a meteor impact?
500
Coal originated in these
What are coal swamps?
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