What does a total fertility rate that is less than 2.1 indicate?
A) that a population has no natural growth
B) that a population is growing slowly
C) that a population is growing quickly
D) that a population has reached its peak
E) A TFR that is less than 2.1 has no particular significance.
A
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To a demographer, a group of people that share a common temporal demographic experience is known as a
A) a cohort. B) a team. C) a dependency ratio. D) a transnational migrant. E) a baby boom.
If you have 2 observation points for a viewshed analysis, the output raster from ArcGIS will have _______ different cell values:
A. 4 B. 3 C. 1 D. 2
What causes most of the differences in winds in comparison to normal surface wind directions?
a. Geographical distribution of landmasses b. The different responses of land and ocean to solar heating c. Chaotic flow d. All of these choices
The Kelvin scale is preferred in some scientific applications because:
A) it was created first and so has the longest history of scientific validation. B) 0 K represents the freezing point of water, a useful scientific basis for a temperature scale. C) it has the same degree value as the Fahrenheit scale, making it easier for Americans to use. D) 0 K actually represents absolute zero, so the scale is based on the actual scientific definition of temperature.