?Match the term with the correct description.
A. ?increases population
B. ?reduces population size
C. (?birth + immigration) = (death + emigration)
D. ?annual number of live births per 1,000 people
E. ?replacement-level fertility rate
A. ?births and immigration
B. ?deaths and emigration
C. ?stabilized population
D. ?crude birth rate
E. ?2.1
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A glacier covering at least 50,000 km2 and unconfined by topography is classified as a(n) ____
a. ice cap b. continental glacier c. moraine d. cirque e. valley glacier
Which of the following sequence of responses could not occur as a result of flood basalts?
A. the altered atmosphere changes the heat balance of Earth via greenhouse effect B. globally, the climate would stay the same and not change C. the composition of the atmosphere would change D. concentrated volcanism would emit tremendous volumes of gases
The motion between the two sides of a transform fault is greatest ________.
A. between the adjacent ridge axes B. east or west of the adjacent ridge axes C. south of the adjacent ridge axes D. north of the adjacent ridge axes E. outside the adjacent ridge axes
What happens to the properties of elements across any period of the periodic table?
A. The elements get much larger in size because of the addition of more protons and electrons. B. The elements tend to become more metallic in nature since they are increasing in atomic number. C. The properties of the elements gradually change across any period of the periodic table. D. All of the above are true.