List some common map types and provide a description of each
Choropleth - most common type of thematic map; displays data by filling in political units with differing colors
Isarithmic - do not use political units; use lines or colors to join points of equal values across the mapped area
Graduated symbol - use simple symbols such as circle or bar graphs, scaled proportionally to the quantity of the attribute being mapped
Dot - use dots to represent a stated amount of some phenomenon within a political unit
Flow - use arrows of various widths to indicate the movement of people or goods from one area to another
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The strategic importance of the Middle East is mostly related to
A. the tension between Israel and the Palestinians. B. its location along the international trade route between Europe and Asia. C. its enormous known reserves of petroleum. D. the interaction between moderate and radical Islamic states.
Nations with a low standard of living and productivity tend to have more municipal solid waste per person.
Answer the following statement true (T) or false (F)
Although rocks are affected by interactions among all six major subsystems of Earth, rocks are physically classified in the ____ subsystem.
a. atmosphere b. hydrosphere c. biosphere d. lithosphere e. inner core
Middle-range forecasting has a serious loss of accuracy after about
A) three days. B) seven days. C) 14 days. D) 20 days.