Which of the following soil components is derived from such nonliving sources as rock material?
a. organic matter c. topsoil
b. mineral matter d. horizon A
B
You might also like to view...
What is the length of the line?
A line dimensioned at 6?11?? is shown on a drawing with a 1?4 scale.
d. IEEE 9. For a pull box housing shielded conductors carrying over 1,000V and used in an angled pull, the distance between a conductor entry and exit must be _____.
a. 24 times greater than the OD of the conductor b. 30 times greater than the OD of the conductor c. 36 times greater than the OD of the conductor d. 45 times greater than the OD of the conductor
When one molecule in a solution which ionizes for every 100 molecules that do not dissociate, it is considered a weak acid.
Answer the following statement true (T) or false (F)
Piezo-resistive pressure sensors offer what advantage over variable-capacitance sensors?
A. Less costly to manufacture. B. Operate under higher temperatures. C. Measure higher pressures. D. Increased accuracy.