In which of the following types of bonding do atoms share one or more electrons, as shown in this figure? 
A. metallic
B. intermolecular
C. ionic
D. covalent
Answer: D
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What is the eventual fate of erosional beaches?
a. The sea cliffs and sea caves overrun the coastline. b. Marine erosion becomes less of a factor with the age of the beach. c. They become a depositional beach. d. They become submerged. e. Wave energy eventually erodes the underlying rock
Answer the following statement(s) true (T) or false (F)
1. Over the past 30 years, public concern for the environment has declined sharply. 2. Washington State University researchers found a nearly perfect correspondence between people’s environmental beliefs and environmental values. 3. Poor people tend to have little concern for the environment, as they must be concerned first with economic survival. 4. The United States has the highest rate of environmental concern of all industrialized countries. 5. Inglehart suggests that postmaterialist countries are more environmentally aware than materialist countries.
Which pairing of activity and WB organization is INCORRECT?
A) IDA - lends member government contributions B) IBRD - lends money from the sale of bonds C) IBRD - finances reform of public institutions D) IDA - implements transportation and social service projects E) IDA - supports high risk poor countries
Having needle-shaped leaves benefits plants because needles
A. Do not rot in the excessive rainfall that characterizes coniferous forests B. Help evaporate water more efficiently C. Are more efficient at photosynthesis because they are dark green D. Reduce water loss and endure cold winters E. Are less resistant to strong winds