The slow, subsurface cooling of magma into various types of intrusive igneous rock masses is called ____

a. pahoehoe
b. pyroclastic
c. plutonism
d. effusive eruption
e. volcanism


c

Environmental & Atmospheric Sciences

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Which of the following conditions defines the Ekman spiral?

A. the air flow into a centre of low pressure B. the turning of water with depth C. the circulation of surface water around a gyre D. the air flow out of a region of high pressure

Environmental & Atmospheric Sciences

According to Rostow's development model, the process of development begins when

A) a high percentage of national wealth is allocated to nonproductive activities. B) an elite group initiates innovative activities. C) take-off industries achieve technical advances. D) workers become more skilled and specialized. E) banking institutions are sufficiently mature.

Environmental & Atmospheric Sciences

An environmental scientist is least likely to be involved with which of the following?

A) studying X-ray emissions for evidence of black holes B) launching NASA satellites that monitor changes in carbon dioxide production on Earth C) studying the relationship between soil fungi and aspen trees in areas that are being restored after oil sand mining D) helping a rancher determine the best ways to rotate herds of cattle to reduce erosion E) determining the best fuel to generate electricity for a growing city in Arizona

Environmental & Atmospheric Sciences

The current population of the world is approximately

a. 7 billion. b. 5 billion. c. 15 billion. d. 10 billion. e. 7 million.

Environmental & Atmospheric Sciences