Changes in the orientation of the Earth's axis over a 26,000-year cycle is known as
A) eccentricity. B) inclination. C) declination. D) obliquity. E) precession.
E
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Light that is absorbed in glass reemits it at a frequency that is
A. the same. B. less. C. somewhat greater. D. none of the above
Secondary extraction of petroleum ________
A) uses solvents, water, or steam B) allows the oil to be extracted to the last drop C) occurs immediately after primary extraction D) is less expensive than primary extraction E) causes less environmental damage than tertiary extraction
In 2016, the population of the United States was approximately 325 million people, with an annual growth rate of approximately 0.7%. If the population of the U.S. were to continue to grow at this rate, the population of the U.S. would double around the
year ________. A) 2066 B) 2086 C) 2096 D) 2116 E) 2136
____________ is a measure of the total quantity (or concentration) of dissolved inorganic solids in water. Fill in the blank(s) with the appropriate word(s)