The single most important variable in soil compaction is the _____
a. moisture content
b. type of soil
c. compacting equipment
d. compaction method
a
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This machining operation uses a direct current that is passed through an electrolyte solution between an electrode and the workpiece. Chemical reaction, caused by the current in the electrolyte, dissolves the metal.
a. electrochemical machining (ECM) b. electrodischarge machining (EDM) c. electron beam (EB) d. ultrasonic machining
Fertilizer applications usually occur at the beginning of or during periods when temperature and moisture conditions favor active turfgrass growth
Indicate whether the statement is true or false
All of the English plantation colonies in the South
A. permitted some religious toleration. B. generally relied on the commercial export of profitable staple crops such as rice and tobacco. C. permitted slavery after 1750. D. lacked the development of large cities. E. all of the choices
The shape or profile of the thread is referred to as the ____.
A. thread profile B. thread form C. thread preference D. thread structure