Which of the following regions of a subduction zone are characterized by thick sequences of relatively undeformed sedimentary rocks?
A) Volcanic island arc
B) Forearc region
C) Suture
D) Transform fault
Answer: B
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Which of the following best matches the description?Process of changing the natural community to encourage the increase in populations of certain desirable species.
A. reforestation B. threatened species C. speciation D. biodiversity E. clear-cutting F. extinction G. selective harvesting H. mutation I. patchwork clear-cutting J. endangered species K. species diversity L. habitat management M. cover
Which of the following is true relative to the Earth-atmosphere radiation system?
A) Averaged over a year, Earth's surface has an energy budget. B) Averaged over a year, Earth's surface has an energy deficit. C) Averaged over a year, Earth's atmosphere has an energy budget. D) The Earth's energy is never in balance because surface surpluses are greater than atmosphere deficits.
Near-infrared energy is ____
a. radiated heat energy b. sound waves c. red d. light reflected off surfaces
Chemical surveys by aircraft can help identify sites of particularly high probability of toxic-element contamination, such as areas affected by acid mine drainage.
Answer the following statement true (T) or false (F)