What is a dense forest filled with different kinds of plants and animals usually found in tropical areas that receive heavy rainfall?
Rain forest
100
What is the time before written records called?
Prehistory
100
What is a theory?
A set of beliefs or principles that might not be proven yet.
200
What is a mountain range in Western North America extending from British Columbia in Canada to northern New Mexico in the United States. It stretches approximately 3,000 miles?
Rocky Mountains
200
What is a mountain range running north to south across the continent of South America?
Andes
200
What is a member of the indigenous people of Northern Canada, as well as parts of Greenland and Alaska?
Inuit
200
What is a supercontinent that was made up of all the continents on Earth?
Pangaea
300
What are the regions around the North Pole called?
Arctic
300
What is a mountain range that you can visit in the United States?
Rocky Mountains
300
What is the study of Earth science, how the Earth is made, and how it changes?
Geology
300
What do theories say that early humans used to migrate to the Western Hemisphere from Africa and Asia?
Bering Land Bridge
400
What is a territory of Northwest Canada?
Yukon
400
What is the location where the Inuit people lived?
Yukon
400
What is a period of time—usually millions or tens of millions of years— when vast glaciers, called ice sheets, cover much of the Earth’s land surface?
Ice Age
400
Continents fitting together like puzzle pieces supports what theory?
Continental Drift Theory
500
What is a large, flat, treeless region where the subsoil is permanently frozen?
Tundra
500
What is a place that is also known as a "polar region"?
Arctic
500
What is a piece of land that connects two separate areas?
Land Bridge
500
Geologists used this evidence to prove the Continental Drift Theory.