Electrical conductors listed in order of best to worst are:
A) Gold, silver, copper, aluminum. B) Aluminum, gold, silver, copper.
C) Copper, gold, aluminum, silver. D) Copper, aluminum, silver, gold.
A
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All of the following statements are true EXCEPT:
A. air should be let out of a tire when it is hot. B. each change in outside temperature of 100F will result in about 1 psi change in tire pressure. C. a hot tire with pressure that is lower than the recommended cold pressure is seriously underinflated. D. cold tire pressure should never be higher than the maximum pressure molded into the tire sidewall.
Which of the following pH values represents a neutral condition?
A) 10 B) 10.0 C) 7.0 D) 1.0 E) 6.0
Where high-value crops or individual ornamental shrubs are to be grown and water is expensive, the most efficient type of irrigation to use would be ________
A) drip or trickle B) basin flooding C) furrow D) center pivot
Air in the hot water circulating system will cause ____.
A. corrosion B. noise C. flow blockage D. all of the above