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Author Question: The principal ingredient of glass is: A. resin. B. lead. C. kaolin. D. sand. E. ... (Read 74 times)

fnuegbu

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on: Jun 23, 2018
The principal ingredient of glass is:
 
  A. resin.
  B. lead.
  C. kaolin.
  D. sand.
  E. cloisonn.

Question 2

The Tree of Jesse is a work from:
 
  A. the golden age of stained glass.
  B. the Pueblo people of San Ildefonso.
  C. the 15th century.
  D. the first wave of feminist art.
  E. American ex-slaves of the 19th century.


14vl19

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Reply #1 on: Jun 23, 2018
Answer to Question 1

D
Although there are numerous formulas for glass, its principal ingredient is usually silica or sand.

Answer to Question 2

A
The Tree of Jesse is an example of a special branch of glasswork, stained glass, a technique used for windows, particularly in the great cathedrals of the 12th and 13th centuries.


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