Term
|
Definition
A type of irrigation that uses sprinkler systems mounted on huge rotating wheels. P124
|
|
|
Term
|
Definition
The crest of the Rocky Mountains that divides North America's rivers into those that flow eastward and those that flow westward. P 109
|
|
|
Term
|
Definition
|
|
Term
|
Definition
The trees that cover an area after the original forest has been cut. P119
|
|
|
Term
|
Definition
The area of the Midwestern United States from Ohio to Iowa where raising corn ia a major economic activity. P123
|
|
|
Term
|
Definition
Regions surrounded by mountains or other higher land. P109
|
|
|
Term
|
Definition
Having the ability to speak two languages. P114
|
|
|
Term
|
Definition
The area of the midwestermn United States north of the Corn Belt in which dairy farming is a major econimic activity. P123
|
|
|
Term
|
Definition
Large farms that grow mainly one crop to sell. P113
|
|
|
Term
|
Definition
A giant urban area that includes a string of cities that have grown together. P120
|
|
|
Term
|
Definition
The value of exports is greater than the value of imports. P125
|
|
|
Term
|
Definition
|
|
Term
|
Definition
For farmers, producing a variety of crops instead of just one. P120
|
|
|
Term
|
Definition
The type of mining in which soil and rock are stripped away so that miners can get to coal or other resources buried just beneath the surface. P124
|
|
|
Term
|
Definition
Territories controlled by people from a foreign land. P113
|
|
|
Term
|
Definition
Units, such as states, that connect to or border each other. P108
|
|
|
