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