Large crystals found in a fine-grained groundmass can indicate a(n) ____
A)origin from a magma with an early intrusive phase followed by an extrusive phase
B)origin from a magma with an early extrusive phase followed by an intrusive phase
C)rock of mixed volcanic-plutonic origin
D)intrusive slow cooling process
E)origin from a magma with an early intrusive cooling phase followed by an extrusive cooling phase
E
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Which of the following conditions likely occurs because of the low-level jet stream that forms over the central plains of the United States?
A. nighttime thunderstorms B. onset of a chinook C. development of El Niño D. influx of cold polar air
Where do the strongest earthquakes occur?
A) at strike-slip faults B) at divergent plate boundaries C) at subduction zones D) along transform plate boundaries
The _____________ were a series of bloody campaigns fought for control of Jerusalem and the Holy lands from the eleventh through the fourteenth centuries
Fill in the blank(s) with correct word
Which of the following are examples of dripstones?
A) Stalactites B) Disappearing streams C) Caverns D) Sink holes