What conditions are needed for the development of karst topography?
A)humid climate
B)arid climate
C)carbonate bedrock at a shallow depth
D)humid climate and carbonate bedrock at a shallow depth
E)an artesian aquifer
D
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The use of Gross National Product as an indicator of economic well-being
A. Is criticized as an inaccurate measure of the quality of life B. Predicts ecological bankruptcy through recognition of decreased natural capital C. Reflects social welfare D. Takes into account life expectancy E. Does not take into account economic activity overseas
By far the most common chemical sediments are ____________________ mud and grains
Fill in the blank(s) with correct word
An artesian well is created when the well is drilled into ________
A) an unconfined aquifer under great pressure B) an unconfined aquifer under little pressure C) any groundwater source D) a confined aquifer under little pressure E) a confined aquifer under great pressure
Diethyl ether can be made from ethanol. The reaction is: 2 C2H5OH(l) ? (C2H5)2O(l) + H2O(l) In one experiment 46.0 g of ethanol yielded 34.7 g of diethyl ether. What was the percent yield in this experiment?
A) 62.1% B) 80.4% C) 93.8% D) 97.0%