Which of the following represents the "three Rs" of waste disposal in the descending order of energy expenditure?
A. Reuse, reduce, recycle
B. Reduce, recycle, reuse
C. Recycle, reduce, reuse
D. Recycle, reuse, reduce
E. Reuse, recycle, reduce
Answer: D
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The Convention on International Trade in Endangered Species (CITES) addresses all of the following except
a. It restricts international trade of roughly 5,000 species of animals. b. It restricts international trade of roughly 28,000 species of plants. c. It focuses on ecosystems rather than individual species. d. It has helped to reduce international trade on elephant ivory. e. It has been signed by 174 member countries, including the United States.
Which of the following is a characteristic of the asthenosphere?
A)It lies beneath the lithosphere. B)It is a rigid rock layer. C)It is broken into plates. D)It is more dense than the core. E)It comprises the lower mantle.
Chlorofluorocarbon (CFC) molecules have a short lifespan in the stratosphere.
Answer the following statement true (T) or false (F)
One effect of colonialism is that interior cities often declined in importance to port cities
Indicate whether the statement is true or false