Which of the following correctly describes the relationship among the several methods available to measure electrical conductivity (EC) of soils?
A) Electromagnetic induction method requires prongs to penetrate the soil.
B) The saturation extract procedure is more accurate than the saturated paste method.
C) The four electrode field sensor gives EC values about 2x those of the saturated paste method.
D) The saturated paste method takes more time than the four electrode field sensor.
E) The saturated paste extract method is the best field method.
D
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Unitarians endorsed the concept of
A. the deity of Christ. B. original sin. C. free will and salvation through good works. D. predestination. E. the Bible as the norm of doctrine.
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What will be an ideal response?
The tenth character represents the year of the vehicle. If the tenth character is a "Y" what year is the vehicle?
A) 1998 B) 2002 C) 2004 D) 2000
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A. closer B. farther away