Glass Quiz: questions and answers
Right answers
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1. How many different categories of glass exist?
3
2. Glass is a mixture of:
Metallic silicates
3. What changes are observed when the glass is heated?
It becomes softer
4. Which type of glass is used to manufacture artificial gems, bulbs, lenses, etc?
Potash-lead glass
5. Which of the following is not a process involved in glass production?
Extrusion
6. What is the temperature at which a non-crystalline material transforms from a supercooled liquid to rigid glass?
Glass transition temperature
7. Glasses show evidence of which fractures?
Brittle
8. What is the primary component of glass?
Silica
9. What type of glass is dust-free?
Float
10. Which type of glass panel is used for glass curtain wall?
Insulated glass