Which of the following minerals contain single chains of silicon-oxygen tetrahedra in their structure?
a) amphiboles
b) feldspars
c) olivines
d) pyroxenes
e) micas (biotite, muscovite, etc.)
Ans: d) pyroxenes
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Concentric zone, sector, and multiple nuclei refer to
A. analysis regarding the location of affluent and poor communities. B. conceptions of the locations of cities relative to size and services provided. C. a school of thought called "social physics." D. models that geographers conceived in order to understand the spatial patterns of cities.
The late-18th-century Pacific voyages of Captain Cook helped increase the popularity of tattooing among Westerners.
a. true b. false
Which is NOT considered a semi peripheral nation?
A) China B) Australia C) Brazil D) India E) Iran
The Köppen scheme for classifying climates employs annual and monthly averages of ____
a. temperature and precipitation b. precipitation and stream runoff c. ocean levels and surface pressure d. population density and agricultural output e. sunshine and soil type