Which of the following best matches the description?Compound produced when sulfur-containing fossil fuels are burned.
A. greenhouse effect
B. sulfur dioxide
C. primary air pollutants
D. photochemical smog
E. acid deposition
F. oxides of nitrogen
G. particulates
H. secondary air pollutants
I. thermal inversion
J. ozone
K. radon
Answer: B
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Methane is responsible for about 30% of global warming.
Answer the following statement true (T) or false (F)
When a copper and iron bimetallic bar is heated, why does the bar bend toward the iron?
A. Iron gets hotter before copper. B. Iron expands more than copper. C. Copper gets hotter before iron. D. Copper expands more than iron.
Which factor most often causes migration?
A) economic B) environmental C) international D) political E) regional conflicts
Where is the area of greatest precipitation around Raleigh?
The question is based on Figures 21-1, 21-2, 21-3, and 21-4, radar images of Raleigh, North Carolina, on November 7, 2006. The Doppler radar site in Raleigh is in the center of the image; north is to the top of each radar image. Full-color versions of these figures may be viewed on the Hess Physical Geography Laboratory Manual, 12th edition, website at www .MasteringGeography. com, then select Exercise 21, or by scanning the QR (Quick Response) code for this exercise. What will be an ideal response?