Which law states that no energy can be created or destroyed?
A. the first law of thermodynamics
B. the second law of thermodynamics
C. the law of conservation of matter
D. the environmental exchange law
E. the law of homeostasis
Answer: A
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Synfuels produced from coal are
A. in short supply. B. available only in the United States. C. generally expected to play a minor role as an energy resource due to the high cost and low net energy yield. D. a much cleaner alternative to coal. E. readily available in underground reserves.
Conchoidal fractures are indicative of the mineral ________
A) muscovite B) quartz C) fluorite D) pyroxene
Conduction is the transfer of heat from one solid substance to another cooler one when they are in physical contact.?
Answer the following statement true (T) or false (F)
If a clock is set to Greenwich Mean Time and the Sun is observed to reach its zenith at 10:00 A.M., what is the longitude?
A. 30°W B. 45°W C. 45°E D. 0° E. 30°E