What is a mantle plume?
A) The magma that rises up from the mantle at a divergent plate boundary
B) Material rising up from a subducting plate going through partial melting
C) A form of batholith composed of ferromagnesian materials
D) An upwelling of hot material from the Earth's interior that is cylindrical in shape
Answer: D
You might also like to view...
Which of the following statements about the geopolitical relationship between the United States and Latin America is correct?
A) South America has grown closer to the United States since the end of the Cold War, as evidenced by the election of right-wing governments across the continent B) the United States has maintained a position of absolute neutrality with respect to internal Latin American affairs since 1889 C) the United States has actively pursued territorial expansion in Latin America through the establishment of colonies in South America D) the United States has maintained policies toward trade, economic assistance and political development that have widely been seen as strengthening the internal sovereignty of Latin American states E) the geopolitical influence of the United States is declining in South America as trade with the European Union, China and Japan takes precedence
The most common type of agriculture in developing countries where markets are still evolving is plantation agriculture
Indicate whether the statement is true or false
Climate is an important aspect of the physical environment because
a. it could be cold tomorrow. b. it completely controls the economy. c. it has such a significant influence on other aspects of the environment and influences many human activities as well. d. military forces depend on climate to win wars. e. the aviation industry depends on climate to fly planes.
If movement becomes very rapid, a rockslide may break up and become ________.
A. a mudflow B. a debris flow C. a rock avalanche D. a soil slip E. a rock fall