For U.S. and Canadian industry, the main energy resource is
A) oil.
B) uranium.
C) natural gas.
D) coal.
E) running water.
Answer: C
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What is NOT a characteristic of the second stage of demographic transition?
A) Medical breakthroughs and hospitals are required for a society to move into the second stage. B) Overall death rates decline. C) Infant mortality rates are lower than in the first stage. D) Life expectancies increase as compared to the first stage. E) The natural growth rate is higher than the first stage.
A biogeophysical feedback mechanism in the Sahel relates:a
reduced cloud cover to increasing surface temperatures and an increase in rainfall b. reduced vegetation to a decrease in surface temperatures and a reduction in rainfall c. an increase in vegetation to an increase in surface temperatures and a reduction in rainfall d. a decrease in vegetation to a lowering of surface albedo and an increase in rainfall
Using the tables of social indicators in the regional chapters of this book, identify traits shared by countries that have a high percentage of female illiteracy. Based on your inquiry, what general conclusions do you reach?
What will be an ideal response?
In the last two hundred years, seismic activity in the San Francisco area has produced ____
a. ?major earthquakes at intervals of about 60 years, with few smaller earthquakes b. ?moderate (magnitude 6+) earthquakes every 10 to 15 years c. ?moderate earthquakes every 10 to 15 years, and one major earthquake about 100 years ago d. ?a cluster of moderate and major earthquakes in the early 1900s with a gap until recent moderate earthquakes e. ?only major earthquakes