Oxygen-isotope analysis is used on all of the following sources of proxy data EXCEPT:
A) sea floor sediments. B) glacial ice.
C) coral reefs. D) tree rings.
D
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Which type of drainage pattern is shown in Figure 24.6? Briefly describe the structural conditions that have created this pattern.
What will be an ideal response?
An atoll is an island that has
A. a volcanic center and a coral reef around the shores. B. A volcanic center, surrounded by a lagoon and a coral reef. C. A lagoon in the middle and a coral reef surrounding it. D. A folded and faulted mountain range caused by the clash of tectonic plates.
Of the following, which is the best overall absorber of near-infrared radiation?
A) water vapor B) carbon dioxide C) the combination of oxygen and ozone D) nitrogen
An accretionary prism of sediments and oceanic crust is formed
A. on top of the oceanic plate that is not being subducted. B. in an oceanic trench created by the subduction of one oceanic plate beneath another plate. C. in the asthenosphere as the subduction of one oceanic plate enters the asthenosphere.