What Is the Term for the Fragile, Invisible Layer of the Atmosphere

question 8

Multiple Choice

What is the term for the fragile, invisible layer of the atmosphere about 10 to 30 miles above the earth's surface that shields the planet from the sun's hazardous ultraviolet rays?

• A) the fossil layer
• B) the greenhouse shield
• C) the VOC
• D) the ozone layer

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Definitions:

Sales Price Variance

The difference between the actual selling price and the expected selling price of a product multiplied by the number of units sold.

Average Price

The mean cost of a commodity or service computed by dividing the total cost of all units purchased by the number of units.

Direct Materials Variances

The variance between the real expense of direct materials in production and their expected standard cost.

Standard Direct Materials Cost

Standard direct materials cost is the estimated or pre-determined cost of raw materials used in production, based on standard pricing.