Photochemical smog ____
A) only forms at night
B) requires the presence of fog
C) requires the presence of smoke
D) requires ultraviolet radiation
D
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Walkable and diverse communities with design features like large porches and narrow streets designed to bring people together and create a sense of place are all part of the
A) New Urbanism movement. B) Beaux Arts style. C) fiscal squeeze. D) cycle of poverty. E) polycentric metropolis.
Which of these hydrographs shows a flash flood?
A. A B. B C. C D. D
Which of the following statements best describes the functional group of phosphoric anhydrides?
A) two phosphonyl groups bonded to the same carbon B) two phosphoryl groups bonded to the same carbon C) two phosphonyl groups bonded to the same oxygen atom D) two phosphoryl groups bonded to the same oxygen atom
Which of the following is not true of peridotite?
A) It is denser than basaltic rocks. B) It is composed almost entirely of olivine and pyroxene. C) It is the main constituent of the Earth's crust. D) It is rarely found at the Earth's surface.