Multiple choice

What does glass mixture constitute of?

  1. Sand and Salt

  2. Sand and Silicates

  3. Quartz and Mica

  4. Mica and Silicates
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The most familiar and historically the oldest types of glass are "silicate glasses" based on the chemical compound silica (silicon dioxide), the primary constituent of sand. The term glass, in popular usage, is often used to refer only to this type of material, which is familiar from use as window glass and in glass bottles.

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