Physical Science - Chapter 2 Vocabulary

Front

atom

Back

the smallest particle of an element

Front

boiling point

Back

the temperature at which a substance changes from a liquid to a gas; the temperature at which vapor pressure is equal to atmospheric pressure

Front

chemical change

Back

change that occurs when a substance reacts and forms one or more new substances

Front

chemical property

Back

any property that produces a change in the composition of matter

Front

colloid

Back

a mixture that contains some particles that are intermediate in size between the small particles in a solution and the larger particles in a suspension

Front

compound

Back

a substance that is made from two or more simpler substances and can be broken down into those simpler substances

Front

conductivity

Back

A material's ability to allow heat or electric charges to flow.

Front

distillation

Back

A process that separates the substances in a solution based on their boiling points

Front

element

Back

A substance that cannot be broken down into simpler substances

Front

filtration

Back

A process that separates materials based on the size of their particles.