Waves
A) are usually formed by the effect of tides.
B) travel with equal energy in all directions from the point of origin.
C) have speeds that are proportional to wavelength.
D) change more in deep water than in shallow water.
Answer: C
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In European cities, many residents of the dreary suburbs are ________ who face discrimination and prejudice
A) native Europeans who wish to preserve their ancient traditions but B) persons of color or recent immigrants from Africa or Asia C) immigrants from northern Europe D) immigrants from Russia and Poland, as well as other parts of Eastern Europe, E) None of the above
In addition to many different native languages, what are the main languages of Latin America?
A) English and German B) Flemish and Walloon C) French and Dutch D) Italian and Greek E) Spanish and Portuguese
Ancient Greek investigators discovered
A. that Earth rotates daily. B. Earth's circumference. C. why things float. D. all of the above
If the speed limits are lowered (e.g., from 30 miles/hour to 20 miles/hour) on a network, then the service areas of a fire station will ________ in an allocation analysis:
A. decrease B. increase