Weather Forecasting Accuracy Has Improved Due to

question 20

Multiple Choice

Weather forecasting accuracy has improved due to

• A)advancements in weather modeling,including 2-D models.
• B)advancements in computer technology,including the High Performance Computing System.
• C)the use of radar to analyze temperatures from the surface to high altitudes.
• D)an increased density in sampling and monitoring stations across all of North America.
• E)Despite improvements in technology,weather forecasts have not improved.

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Definitions:

Elastic Supply

Elastic supply refers to a situation where the quantity of goods supplied to the market can quickly increase or decrease in response to changes in price.

Short Run

A period in which at least one input is fixed and cannot be changed by the firm.

Marginal Product of Labor

The extra output produced by adding one more unit of labor, holding other inputs constant.