An M7 earthquake has ________ times more energy than an M5 earthquake
A) 2
B) 100
C) 32
D) 1024
Answer: D
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Cooling ponds and cooling towers are methods of controlling thermal pollution.
Answer the following statement true (T) or false (F)
Many women in the world are having more children than they want. Which of the follow statements about world family planning programs is correct?
A. The United States has consistently provide major funding for world family planning programs. B. One of the major goals of most family planning programs is to provide accurate information about contraception. C. Family planning programs rely on abortion as a major way to reduce birth rates. D. Family planning programs can reduce total fertility rates and improve the health of mothers and children. E. Family planning programs can reduce total fertility rates and improve the health of mothers and children and one of their major goals is to provide accurate information about contraception. F. All of the statements are correct.
The oceanic crust has an average age of ________ and a maximum age of ________
A) 200 million; 400 million B) 80 million; 200 million C) 100 million; 180 million D) 90 million; 300 million
Which of the following causes unstable air to stop rising?
A) additional warming of the surface B) additional cooling of the air aloft C) ascent into a stable layer D) adiabatic cooling