The term greenhouse effect describes
a. occupational diseases of florists
b. the trapping of heat energy in the troposphere by certain gaseous molecules
c. the trapping of heat energy in the stratosphere by nitrogen
d. efforts by the White House to support environmental legislation
e. the trapping of heat energy in the troposphere by nitrogen
B
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Most of our energy waste in North America results from
A. A failure to turn off lights B. The fact that more efficient energy conversion is not possible C. Technological inefficiency D. The fact that energy conservation techniques are quite expensive E. Overwhelming public ignorance of conservation issues
When do you believe the next large-scale (magnitude 9.0+) earthquake will occur in the U.S.?
1.Within the next year 2.Within the next 10 years 3.Within the next 100 years 4.Within the next 1000 years
Warlpiri rampaku is a(n)
A) institutionalized language. B) creolized language. C) scheduled language. D) part of the Received Pronunciation standards. E) extinct language.
What is a landform often composed of till that marks the outermost limit of a glacier’s advance?
A. recessional moraine B. roche mountonnée C. terminal moraine D. ground moraine E. cirque