When a commodity is in short supply, the cost ________

A) remains the same B) is near the cost of production
C) decreases D) goes up


D

Environmental & Atmospheric Sciences

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A rough surface for infrared waves may be polished for

A. light waves. B. radio waves. C. both of these D. neither

Environmental & Atmospheric Sciences

Organic food ________ than conventionally grown food.

A. is less likely to contain pesticides B. uses less labor C. is more nutritious D. is less expensive

Environmental & Atmospheric Sciences

Which of the following compounds has the largest formula weight?

A) aluminum acetate B) calcium acetate C) potassium acetate D) sodium acetate

Environmental & Atmospheric Sciences

Mollisols are ____

a. strongly acidic and highly leached b. rich in organic matter and bases c. moderately leached d. basic and highly leached e. young soils with weak horizon development

Environmental & Atmospheric Sciences