The Propagation Cycle That Occurs in Acid Mine Drainage Is

question 1

Multiple Choice

The propagation cycle that occurs in acid mine drainage is caused by

• A) reduction of Fe³⁺ by sulfuric acid.
• B) the oxidation of sulfide to sulfuric acid by microbial oxidation of iron (Fe³⁺).
• C) microbial sulfate reduction.
• D) low pH and high oxygen concentrations.

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Definitions:

Reliability

The degree to which an assessment tool produces stable and consistent results over repeated applications under the same conditions.

Cronbach's Coefficient Alpha

Cronbach's Coefficient Alpha is a statistic used to assess the internal consistency or reliability of a set of scale or test items.

Kuder-Richardson

A method of calculating internal consistency by using all the possible split-half combinations. This is done by correlating the scores for each item on the test with the total score on the test and finding the average correlation for all of the items.

Americans with Disabilities Act

A civil rights law that prohibits discrimination against individuals with disabilities in all areas of public life.