Which one of the following actions by scientists is least applicable to the field of environmental science?
A) Scientists determine the best fuel to generate electricity for a growing city in Arizona.
B) Scientists help a rancher determine the best ways to rotate herds of cattle to reduce erosion.
C) Scientists study X-ray emissions for evidence of black holes.
D) Scientists at NASA launch satellites to monitor changes in carbon dioxide production on Earth.
C
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Gross domestic product (GDP) is the
A) total value of the outputs minus inputs of goods and services produced in a country during a year. B) total value of exports of goods and services produced in a country during a year. C) total value of outputs of goods and services produced in a country during a year. D) total value of human capital development in a country during a year. E) total value of investments made in domestic and foreign sources of revenue during a year.
High electronegativities are associated with which type of elements?
A) metals B) metalloids C) noble gases D) nonmetals
Which of the following locations would have the lowest specific humidity?
A. A B. B C. C D. D
A continental Polar (cP) air mass that originates in Siberia and is subsequently altered to ________ when crossing the north Pacific
A) mP B) mT C) cT D) cP