What is the environmentally unfriendly component of chlorinated fluorocarbons that ultimately damages ozone?
A. chlorine atoms
B. carbon atoms
C. molecular fragments of carbon and fluorine
D. fluorine atoms
E. all of the above
Answer: A
Environmental & Atmospheric Sciences
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Discuss two (2) important limitations of science.
What will be an ideal response?
Environmental & Atmospheric Sciences
A savanna differs from a steppe in that the grasses are
A) intolerant to freezes in a savanna. B) only in riparian zones in a savanna. C) taller in a savanna. D) in drier areas in a savanna.
Environmental & Atmospheric Sciences
What primarily determines the intensity of solar radiation arriving at any spot on Earth?
A. apogee B. day length C. angle of incidence D. path length E. declination
Environmental & Atmospheric Sciences
On the average, how much of the Sun's energy that is intercepted by Earth is absorbed by the atmosphere and clouds?
20% 30% 40% 50%
Environmental & Atmospheric Sciences