The U.S. population center of gravity has shifted
A) north to south.
B) south to north.
C) east to west.
D) west to east.
E) It is static.
Answer: C
You might also like to view...
Which of the following best matches the description?Air pollutant consisting of nitrogen and oxygen compounds.
A. ozone B. radon C. greenhouse effect D. acid deposition E. oxides of nitrogen F. photochemical smog G. primary air pollutants H. secondary air pollutants I. sulfur dioxide J. particulates K. thermal inversion
The dissolved materials in seawater are thought to originate from chemical weathering of rocks on the continents and also from ________
A) meteorites B) evaporation of fresh water C) erosion D) outgassing of elements from Earth's interior E) organisms
Gas hydrates are rich in ________.
A. ethanol B. methane C. diesel D. propane E. carbon dioxide
Which country initially settled Canada?
a. Spain b. France c. Great Britain d. Portugal e. Belgium