Air travel, the Internet, cheap fossil fuels, and television all have allowed people to ________
A) consume less energy and materials
B) live more densely packed into urban areas
C) return to an agricultural society
D) remain connected while living in less centralized locations
E) live within the UDB's demanded by smart city design
Answer: D
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A) the speed for a body to maintain orbit B) the fastest speed an object can fall toward Earth C) close to the speed of light D) the speed required to leave a gravitational field
An erosional coast that has little tidal variation:
A) can erode quickly because wave action is centralized. B) can erode slowly because there are no dramatic changes in tide. C) can erode quickly because it is inundated with large waves. D) can erode slowly because it becomes protected from large tidal variations.
Mahogany is a tree found in the tropical rain forests of Central and South America. Mahogany lumber is prized for its beauty, durability, and color
Overharvesting of mahogany has led to the tree being classified as threatened, and there are international laws banning its harvest and trade. Although an anthropocentrist, biocentrist, and ecocentrist might all agree that it is important to protect mahogany trees, they would disagree on the reasons for doing so. Explain how they would differ in their reasoning.
Which of the following pairs do not engage in hydrogen bonding?
A) H2O with NH3 B) H2O with H2O C) NH3 with NH3 D) None, they all engage in hydrogen bonding.