Slices of ancient oceanic crust composed of mafic-ultramafic complexes, tectonically emplaced onto the continents,
are called ____.
a. turbidites
b. ophiolites
c. sandstone-carbonate-shale assemblage
d. layered intrusions
e. slabs
b
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The difference in saturation vapor pressure between supercooled water and ice reaches a
maximum at about –12oC. This means that the ice crystal process will be most effective in producing precipitation when cloud temperatures are:a. much colder than –12oC. b. around –12oC. c. much warmer than –12oC.
What type of structure is shown in the photograph?
A) reverse fault B) normal fault C) anticline D) syncline
The three stable (i.e., nonvariable) gases in the atmosphere, in order of abundance from most to least, are
A) carbon dioxide, argon, oxygen. B) oxygen, carbon dioxide, argon. C) nitrogen, oxygen, argon. D) oxygen, argon, nitrogen.
Continental crust is basically ________, whereas oceanic crust is basically ________
A) sima; sial B) thin; thick C) granite; basalt D) basalt; granite