The Height of a Dune Remains Constant When

question 50

Multiple Choice

The height of a dune remains constant when

• A)the wind speed is constant.
• B)there is more accumulation on the slip face than the windblown side.
• C)sand grains blow off the top of the dune as quickly as they are brought up the windward slope.
• D)the windward slope reaches the angle of repose.

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Definitions:

Economies of Scale

Cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Average Total Cost

The total cost of production divided by the total quantity of output, representing the cost per unit of output.

Scale of Operations

The scope or size of production, or the level at which a business operates in terms of output.

Average Cost Curve

A graphical representation that shows how the cost per unit of production varies with the quantity produced.