The United States (West) Vocabulary

a region of parallel mountain chains

• cordillera

• chinook

• topsoil

• irrigation

a dry wind that sometimes blows over the Great Plains in winter

• cordillera

• chinook

• topsoil

• irrigation

the fertile soil that crops depend on to grow

• cordillera

• chinook

• topsoil

• irrigation

the process of collecting water and using it to water crops

• cordillera

• chinook

• topsoil

• irrigation

yearly

• annual

• decline

• significant

• create

to reduce in number

• annual

• decline

• significant

• create

important

• annual

• decline

• significant

• create

to make

• annual

• decline

• significant

• create

an imaginary line through the Rocky Mountains that separates rivers that flow west from rivers that flow east

• Continental Divide

• national park

• Mormon

• Dust Bowl

a park that has been set aside for the public to enjoy for its great natural beauty

• Continental Divide

• national park

• Mormon

• Dust Bowl