Which of the following are solar energy technologies?
A. solar cookers, passive solar heating systems, and translucent solar film
B. solar cookers, photovoltaic cells, and active solar heating systems
C. translucent solar film, solar cookers, and power towers
D. photovoltaic cells, active solar heating systems, and reactive electrosolar systems
E. reactive electrosolar systems, solar cookers, and passive solar heating systems
Answer: B
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Closer ties between China and Taiwan could benefit Taiwan through
A. increased investments and other economic opportunities from China. B. easier movement of labor between the two countries. C. strategic and cultural advantages unavailable to other east Asian countries. D. the promotion of tourism to Taiwan.
Which of the following best matches the description?A serious effect that occurs shortly after exposure to a hazardous substance.
A. threshold levels B. synergism C. toxicity D. CERCLA E. RCRA F. reactivity G. corrosiveness H. ignitability I. chronic toxicity J. LD50 K. waste minimization L. National Priority List M. hazardous wastes N. Superfund O. acute toxicity
Which of the following spheroids is ground-measured, rather than satellite-determined?
A. GRS80 B. WGS84 C. Clarke1866
The annual probability of flooding is the inverse number of the corresponding recurrence interval.
a. true b. false