9E - Making materials

Front

How are ceramics made?

Back

By heating and cooling a substance

Front

What is the chemical compound that sand and quartz share as a primary constituent?

Back

Silica Dioxide

Front

Which is the most reactive? Options: Iron, Carbon, Potassium, Silver

Back

Potassium

Front

What makes water?

Back

Hydrogen and Oxygen

Front

Why do ceramics have such high melting points?

Back

Because they have so many strongly bonded atoms in a repeated structure

Front

Polymer

Back

a substance made up of a large number of smaller molecules that link together to form larger molecules.

Front

Which one of these polymers are not synthetic? Options: Rubber, Polyester, Epoxy, Teflon

Back

Rubber

Front

brittle

Back

hard + breaks easily

Front

What is aggregate?

Back

Broken concrete, fragments of something.

Front

What defines polymers?

Back

Molecules made of long chains, which contain repeated groups of atoms