Which of the following is a recognizable characteristic of recent calderas?
A) Steep-sided basin-shaped depression
B) Large, conical mountain form
C) Long, narrow valley
A) Steep-sided basin-shaped depression
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Was this aerial image taken in the morning or in the afternoon?
Go to The National Map (http://viewer.nationalmap.gov/viewer/). Once the viewer has opened, in the “Search” box, enter the latitude and longitude of the area north of Canyonlands National Park shown in Figure 32-3, Figure 32-4, and Maps T-7 and T-20: 38° 33'40" North, 110° 03'16" West. Select “Imagery” to see aerial imagery of this area. Zoom in until you have a close view of this half-circle-shaped hill encircled by a dry gorge.
Compare and contrast the concepts of slab-pull and ridge-push. How might mantle plumes influence plate movement? What will be an ideal response?
The Southern Oscillation
A) occurs independently of El Niño. B) occurs only during La Niña events. C) is linked to changes in atmospheric pressure over the western Pacific and eastern Indian Oceans. D) has not occurred for several decades. E) is also called the Arctic Oscillation.
Which of the following is most closely identified with multispectral remote sensing?
A) Radar imaging B) Color infrared photography C) Landsat D) Microwave imaging E) Thermal infrared scanning