Cyclones are rotating high pressure systems in which winds converge and ascend. Indicate whether the statement is true or false
ANS: F
Cyclones are low pressure air masses that rotate. They can be called various names depending on their
location. Information can be found in the section Storms Are Variations in Large-Scale Atmospheric
Circulation.
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The major goal of the U.S. earthquake hazard reduction program is to
A) develop an earthquake warning system for southern California B) reduce earthquake hazards through understanding of risks and prediction of hazards C) federally enforce seismic building codes in active areas D) determine the roots of human perceptions of earthquakes
What is the maximum number of unpaired electrons in a Lewis dot structure?
A) 1 B) 3 C) 4 D) 8
________ are large-scale agricultural enterprises devoted to the specialized production of one tropical product raised for the market
Fill in the blank(s) with correct word
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.