The greenhouse effect represents
A) anthropogenic global warming
B) trapping of heat by atmospheric gases
C) alteration of climatic patterns by global warming
D) particularly intense solar radiation
B
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Like hip hop music, music from the border region between the southwestern United States and northern Mexico might be expected to
A) reflect almost exclusively on themes of migration, agriculture or violence. B) be an aspect of popular culture which threatens to overwhelm local folk cultures. C) incorporate local, national, and global themes as it demonstrates an interplay between globalization and localism. D) feature potentially offensive lyrics in order to guarantee its widespread transmission via radio and television. E) have diffused originally from one district of a large city.
Which of the following is least likely to be mapped with data about ancient igneous rocks?
A) ancient hot spots B) ancient convergent zones C) ancient mountain ranges D) ancient divergent zones
If a country is experiencing a negative net migration rate, then
A) more people are moving to the country than leaving it. B) the number of people leaving the country is equal to the number moving there. C) more people are dying in the country than are being born. D) more people are leaving the country than moving to it. E) a negative net migration rate does not tell us anything.
The mineral ________ is an example of a native element.
A. feldspar B. halite C. graphite D. quartz E. calcite