What Is the Chief Mass Wasting Concern Associated with Permafrost

question 4

Multiple Choice

What is the chief mass wasting concern associated with permafrost?

• A) Manmade structures tip, sag, and slide when the permafrost melts because of insulation or heating associated with the structures.
• B) Frozen soils fail and slide like fractured bedrock.
• C) Debris flows of ice and soils occur frequently.
• D) Ice in the frozen soils is low density and low strength, failing by fracture under any applied load.

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Definitions:

Unemployed

The condition of a person who is capable of working, actively seeking work, but unable to find any employment.

Degree of Inflation

The rate at which the general level of prices for goods and services is rising, thereby eroding purchasing power.

Disinflation

A reduction in the rate of inflation, indicating a slowdown in the rate at which prices for goods and services are rising.

Phillips Curve

An economic concept that illustrates an inverse relationship between the rate of unemployment and the rate of inflation in an economy over time.