Which of the following is true of ice, water and steam?
A) They are three different chemical substances.
B) They are the same substance in different chemical states.
C) They are the same substance in different physical states.
D) They are the same substance in different chemical and physical states.
C
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After the breakup of Pangaea, the Panthalassa Ocean became the _________. Fill in the blank(s) with the appropriate word(s)
All of the following are differences of European CBDs as compared to the U.S. CBDs except
A) more people live in CBDs. B) more day-to-day consumer services in the CBDs. C) narrow streets and low-rise structures. D) contains financial services. E) poor people more likely to live in outer rings.
The Cuyahoga River in Ohio had been so polluted that it caught fire repeatedly from 1868-1969, including a 1952 fire that resulted in nearly $1.5 million in damages. Amazingly, other rivers in the United States also caught fire during this period. Why
didn't federal laws limiting pollution of rivers and streams prevent this pollution and these fires? A) This pollution went undetected by agents overwhelmed by the amount of work. B) The industries that polluted the water had been repeatedly fined for polluting and simply continued to ignore the laws. C) There were no federal regulations of water pollution at that time. D) The federal laws preventing water pollution did not apply to Ohio, where this occurred.
All of the following are cold currents, EXCEPT
A. Humboldt Current. B. Benguela Current. C. North Equatorial Current. D. California Current.