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1. An old form of window glass made by blowing and spinning a hollow sphere of molten
glass into a flat circular disk is known as:
o A. Float glass
o B. Plate glass
o C. Crown glass
o D. Drawn glass
o Correct Answer: Crown glass
2. Which type of glass is produced by blowing a large glass cylinder, cutting off the ends,
splitting it lengthwise, and flattening it into a sheet?
o A. Float glass
o B. Cylinder glass
o C. Plate glass
o D. Crown glass
o Correct Answer: Cylinder glass
3. What is the name of the long iron rod used in glassblowing?
o A. Blowpipe
o B. Punty
o C. Mandrel
o D. Tongs
o Correct Answer: Punty
,4. Which type of glass is produced by drawing molten glass, then grinding and polishing it
flat?
o A. Float glass
o B. Plate glass
o C. Crown glass
o D. Laminated glass
o Correct Answer: Plate glass
5. Which type of glass replaced cylinder glass and is manufactured by drawing flat sheets
directly from molten glass before grinding and polishing?
o A. Tempered glass
o B. Drawn glass
o C. Float glass
o D. Wired glass
o Correct Answer: Drawn glass
6. Which type of glass is the standard material used in most residential windows and
general glazing applications?
o A. Plate glass
o B. Float glass
o C. Laminated glass
o D. Tempered glass
o Correct Answer: Float glass
7. What is the process of installing glass into windows, doors, or fixed openings called?
o A. Framing
o B. Annealing
o C. Glazing
o D. Laminating
o Correct Answer: Glazing
, 8. What is the term for a person who cuts, fits, and installs glass?
o A. Carpenter
o B. Mason
o C. Glazier
o D. Fabricator
o Correct Answer: Glazier
9. Individual pieces of glass are commonly referred to as:
o A. Panes
o B. Lights
o C. Sheets
o D. Glazings
o Correct Answer: Light
10. The transparent or translucent section of a door or doorway assembly is called:
• A. Pane
• B. Lite
• C. Frame
• D. Mullion
• Correct Answer: Lites
11. Sheet glass with a thickness of approximately 2.5 mm is classified as:
• A. Double-strength glass
• B. Single-strength glass
• C. Tempered glass
• D. Float glass
• Correct Answer: Single-strength glass
12. Sheet glass with a thickness of approximately 3.2 mm is known as:
• A. Single-strength glass