An air mass is often modified as it moves over the earth's surface. This modification is largely due to:

A) clouds.
B) jet streams above.
C) contact with the new surface below.
D) lifting along fronts.
E) strong pressure gradients.


C

Environmental & Atmospheric Sciences

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Domestic and feral house cats in the United States

A) are a keystone species, controlling potentially huge populations of rodents. B) provide the necessary population control for pigeons, starlings, and cowbirds. C) kill more than one billion small mammals and birds annually. D) spread viral infections to native carnivores.

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The source of energy for nuclear power is ________

A) nuclear reaction B) nuclear fusion C) nuclear fission D) natural gas E) breeder reactions

Environmental & Atmospheric Sciences

When being hit by a fast-moving car, you'll experience less force if the collision time is

A. brief. B. long. C. the same way either way. D. none of the above

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Negative effects of FDI on receiving countries include All of the following EXCEPT

A) foreign firms can bankrupt local producers. B) foreign firms may not improve the receiving country's balance of payments. C) denationalization of local industries may occur. D) its demands for government benefits may cripple the economy of the receiving country. E) maximizing corporate profits will inevitable maximize the benefits to receiving countries.

Environmental & Atmospheric Sciences