An example of a renewable resource is _________
A) Crude oil
B) Trees
C) ?Natural gas
D) ?Soil
B
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Which of the following statements is a correct summary of the relationship between the agricultural sector and air pollution?
A) Agriculture has no direct effect on air pollution, but is affected by air pollution problems. B) Agriculture is a leading cause of many air pollutants, but is not affected by air pollution problems. C) Agriculture is neither a source of any air pollutants, nor is it directly affected by air pollution problems D) Agriculture is a cause of some air pollutants, but is also affected by some air pollution problems.
Architectural drawings show the material composition of walls. Is this information of interest to the structural drafter and designer? If so, why?
What will be an ideal response?
In a water-cooled condenser with dirty condenser tubes, the temperature difference between the refrigerant and the leaving water will be ____ when the tubes are clean.
A. less than B. greater than C. the same as D. slightly lower than
Select the most common use of a fixture.
A. used in inspection to hold a part in the same position B. used to secure a cabinet to a wall C. used as a base for support of the tools D. none of the above