Physical
Human
Resources
History
Problems
100

These feed into larger bodies of water

What are tributaries

100

People of the Great Plains use this type of farming

What is dry farming

100

This resource is used from dead animals

What are fossil fuels

100

These people were here before Europeans

What are Native Americans

100

This is the process of cutting down too many trees

What is clear cutting

200

This is the source of a river or stream

What are headwaters

200

If you live in the region of the Northeast and Great Lakes region you belong to this belt

What is the manufacturing belt

200

You can find this resource in the Gulf of Mexico 

What are fish

200

This war was the first to be fought in the United States

What is the French and Indian war

200

This is a constant problem for people that live near rivers or low lying areas 

What is flooding

300

This is a physical feature that determines the flow of water

What is a divide

300

This amount of the population are Native American

What is 2.5 million

300

The Pacific Northwest is known for this resource

What are trees

300

This country was the main country to settle in North America

What are the British

300

This is caused from air pollution and water vapor mixing together

What is acid rain

400

This is the oldest mountain range in North America

What are the Appalachians

400

This term refers to the large population concentration of several large cities

What is a megalopolis

400

This resource is used in wiring and electrically equipment

What is copper

400

During the late 1800s slavery was one of the main issues that started this war

What is the Civil War

400

This process is speed up with water pollution and is too rich in dissolved nutrients

What is eutrophication

500

This is the lowest and driest part of the United States

What is Death Valley

500

This type of economy focuses on the service and technology industries

What is postindustrial

500

This resource can be used to produce nuclear material

What is uranium

500
At the end of this war the United States had its independence

What is the American Revolution

500

California uses this system to move water to places that need it

What are aqueducts