What is the most common source of sand on beaches?
A. land next to the beach
B. offshore sediments
C. sand from river sediment brought down to the ocean
Answer: C
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If the concentration of carbon dioxide in the atmosphere increases, Earth's average global temperature will
A. stay the same. B. fluctuate wildly. C. decrease. D. increase.
Which of the following is generally true of many suburbs in Europe, in contrast to U.S. models?
A) Shops, schools, and other services are worse than in central-city neighborhoods, and they are centers for crime, violence, and drug dealing. B) They have the best schools, although these same schools are centers for white-collar crime, hazing and other forms of student-on-student violence, and drug dealing. C) Most of the best shopping malls are located here. D) They tend to have the largest community gardens in Europe. E) They have the highest property taxes in Europe, and their levels of crime are low.
Which of the following compounds is insoluble in water?
A) CaCO3 B) CaCl2 C) Ca(NO3)2 D) Ca(C2H3O2)2
Geography is often called the ____ science because it includes the recognition, analysis, and explanation of variations in phenomena as they are distributed on Earth's surface
a. Earth b. special c. spatial d. social