Definitions
A slowly moving mass or river of ice.
What is a glacier?
A theory that proposes that the continents were once a supercontinent and that large moving plates which make up the Earth's outer layer have caused the continents to move apart.
What is plate tectonics theory?
The only people found on this continent are scientists.
Period of time when the entire earth experiences colder climatic conditions.
What are the ice ages?
The name of the scientists who first introduced the concept of Pangaea and Continental Drift theory?
Who is Alfred Wegner?
Runs horizontal and divides the Earth into Northern and Southern hemispheres.
What is the equator?
A theory proposed by Alfred Wegner that claimed that the earth fit together like a puzzle, as a supercontinent called Pangaea.
What is Continental Drift?
This is the largest continent.
What is Asia?
Large animals that roamed the Earth during the Ice Ages.
What is megafauna?
The theory, from the 1960s, which further discussed Wegeners' earlier theory.
What is plate tectonics theory?
Runs vertical and divides the Earth into Eastern and Western Hemispheres.
What are the prime meridian?
A theory that claims that people traveled over a land bridge from Siberia to Alaska.
What is Bering Land Bridge?
We live on this continent.
What is North America?
The ice age was said to peak this many years ago.
What was approximately 20,000 years ago?
Pangaea occurred approximately this many years ago.
What is 225 million years ago?
An explanation for why things work or how things happen that has evidence.
What is a theory?
A theory that claimed that early people migrated from Asia to the Americas using small boats, traveling along the coast.
What is a Coastal Route Theory?
This is the name of the area of the earth that makes up North America and South America.
What is the western hemisphere?
An ice age lasts for this many years.
What is millions or tens of millions of years?
The belief that the 7 continents were once connected as one super-continent, called this.
What is Pangaea?
The study of Earth.
What is geologic?
A theory claiming that the Earth was once made up of this supercontinent.
What is Pangaea?
This is the continent where scientists believe the earliest human fossils have been found.
What is Africa?
The bridge that scientists believe early peoples traveled across from Asia into America.
What is the Bering Land Bridge?
Evidence of this was found on the different continents which helped further prove the theory of Pangaea.
What are fossils?