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Author Question: The properties of glass are modified by which approach? A) firing at higher temperatures B) ... (Read 51 times)

kwoodring

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The properties of glass are modified by which approach?
 
  A) firing at higher temperatures
  B) glazing at low temperatures
  C) adding various metal oxides
  D) substituting carbon dioxide for silicon dioxide

Question 2

As opposed to most solids, when glass is heated, it
 
  A) melts rapidly to a liquid over a narrow temperature range.
  B) goes directly into the gas phase; a process known as sublimation.
  C) separates into its individual components.
  D) gradually softens over a wide temperature range.



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mfedorka

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Answer to Question 1

C

Answer to Question 2

D



kwoodring

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Both answers were spot on, thank you once again



mfedorka

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