Over this 10-year period, the benefit to cost ratio is
A) 4 to 3.
B) 3 to 4.
C) 4 to 2.
D) 2 to 4.
A
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Which of the following is a reactant in a saponification reaction?
A) a strong acid B) a weak acid C) a strong base D) a weak base
A wind that typically blows from the same direction is called a:
a. Pressure wind. b. Steady wind. c. Prevailing wind. d. Convergent wind.
Relative humidity is a measure of ________
A) the ratio of the water vapor in the air to the amount of water vapor that it would take to saturate the air B) the amount of water vapor in the air compared to some standard amount of water vapor C) the ratio of water vapor in air to the amount of air D) how much water vapor is in the air E) none of the above
The bouning of wind blown sediemnt
a. Saltation b. Salutation c. Solifluction d. Aboration