A parcel of air at 5 km. and an initial temperature of 10°C altitude descends to 3 km altitude at the unsaturated adiabatic lapse rate. What is the temperature at 3 km?
A. 60°C
B. 30°C
C. 0°C
D. -30°C
Answer: B
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Why are cT air masses of minor importance for the U.S.?
A) Prevailing winds steer them away. B) Upper level subsidence limits their formation. C) Mountains block their approach. D) No large source region is near the U.S.
In a soap micelle, which of the following is true?
A) The hydrophilic region is on the surface and the hydrophobic region is in the interior. B) The hydrophobic region is on the surface and the hydrophilic region is in the interior. C) The hydrophilic and hydrophobic regions are uniformly distributed throughout the micelle. D) When the micelle is formed, the hydrophilic and hydrophobic regions interact and neutralize one another.
Which of the following is most closely identified with multispectral remote sensing?
A) Radar imaging B) Color infrared photography C) Landsat D) Microwave imaging E) Thermal infrared scanning