The air mass which originates over Mexico and the Southwest deserts is:
a. mP
b. cP
c. cT
d. mT
C
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Suppose a miracle car has a 100 percent efficient engine and burns fuel that has a 40 MJ/L energy content
If the air drag and overall frictional forces on this car traveling at highway speeds is 1000 N, what is the overall limit in distance per liter it could be driven on the highway? A) 30 km B) 40 km C) 50 km D) more than 50 km E) not enough information given
Name two physical laws that apply to blackbody radiation. What do these laws tell us about the nature of the emitted radiation?
What will be an ideal response?
When an amine reacts with an anhydride to produce an amide, what else is formed?
A) an alcohol B) a carboxylic acid C) water D) No other compound, the amide is the only product.
________ is the loss of more than 10% of soil productivity in arid areas due to such factors as erosion, soil compaction, overgrazing, and forest removal
A) Climatization B) Stratification C) Desertification D) Alkalinization E) Salinization