What Is an Intermontane Physiographic Region in North America

question 28

Multiple Choice

What is an intermontane physiographic region in North America?

• A)Great Smoky Mountain range
• B)Rocky Mountain range
• C)basins,plateaus and small ranges in between mountains
• D)Mississippi-Missouri River system
• E)none of the above

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Definitions:

Sediment

Particulate material, ranging from microscopic to large boulders, transported and deposited by water, wind, ice, or gravity.

River Terraces

Step-like landforms along the sides of valleys and rivers, formed by the erosion of soil and rock and the deposition of sediments.

Alluvial Fans

Fan or cone-shaped deposits of sediment crossed and built up by streams, typically found at the outlet of canyons.

Entrenched Meanders

River meanders that have cut deeply into the landscape, often in a canyon form, showing a history of flowing through a relatively stable channel for an extended period.