Glass

Which of the following is not a characteristic of glass?

• Amorphous

• Ductile

• Nonporous

• Recyclable

What can form natural glass?

• Volcanoes

• Meteors

• Lightning

• All of the above

Which type of glass is used to make jars and car windows?

• Borosilicate

• Soda-lime

• Lead-alkali

• Fused Silica

Lead-alkali is used to make art and expensive glassware

• True

• False

Which type of glass withstands thermal shock the best?

• Lead-alkali

• Borosilicate

• Fused silica

• Soda-lime

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

What does a glass former do?

• Makes up the backbone of network solid

• Helps glass blowers form glass into shapes

• Makes glass more workable

Which of the following is not an example of a modifier?

• Na₂O

• K₂O

• MgO

• SiO₂

Tags

NGSS.MS-PS1-1

Intermediates can act as glass formers and modifiers depending on other ingredients present

• False

• True

What is the main ingredient in glass?

• Al₂O₃ (Alumina)

• SiO₂ (Silica)

• B₂O₃ (Boron Oxide)

• Na₂O (Sodium Oxide)

Tags

NGSS.MS-PS1-3

How does glass get its color?

• Dyes

• Different colored glazes

• Paint

• Metal Oxides