Metamorphism that occurs over broad areas when the pressure and associated heat of of overlaying rocks or other tectonic forces cause the rocks to undergo deformation is known as
A) contact metamorphism.
B) regional metamorphism.
C) intrusive metamorphism.
D) extrusive metamorphism.
B
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A welded igneous texture indicates that
A) there was a lot of gas in the magma. B) the rock cooled quickly. C) the rock broke apart as it flowed. D) the rock cooled slowly. E) the ash and pumice were hot and became compacted.
Why are the beautiful beaches that rim the Pacific Ocean among the most geologically risky locations to live?
A) Most earthquakes and volcanoes occur there. B) If sea levels rise in the future as predicted, beach locations will be flooded. C) Most tsunami occur there. D) all of the above
Which side of China, South America, the United States, and Australia, has the driest climate?
A) North B) South C) East D) West
The ________ air mass forms off the Mexican High Plateau and impacts the southwestern part of the United States
A) Maritime Tropical B) Maritime Polar C) Arctic D) Continental Tropical