IB DP DT Topic 4.2c Glass

The sand used in glass needs to be high in ...

• Silica

• Cerulium

• Sulphur

• Lime

Three characteristics of glass are ...

• Tough, strong, translucent

• Hard, tough, translucent

• Hard, brittle, transparent.

• Brittle, tough, transparent

What ingredients are used to make sand?

• Sand, silica, limestone

• Sand, soda, lime

• Sand, limestone, calcium carbonate

True or false; glass can be made into bricks to make walls.

Metal oxides are used to colour glass.

• True

• False

Glass that has layers put together with plastic in between is called __________ glass.

Glass that is tempered is also called __________ glass.

Coca-cola bottles and other soda companies use which type of glass?

• Soda

• Lime

• Silica

• Clear

Pyrex was developed to have a higher thermal resistivity, so that it expands and shrinks less with heat.

• True

• False

Glass has low tensile strength

• True

• False