4.2 Physical and Chemical Properties

A ___ describes a characteristic of a substance that can be observed without changing its composition.

• physical property

• chemical property

• physical change

• chemical change

Combustibility is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change

Evidence of a chemical change does NOT include ___.

• production of light

• temperature change

• formation of a solid inside a liquid

• change of state

A ___ results in the formation of a new substance with different properties.

• physical property

• chemical property

• physical change

• chemical change

A ___ is a characteristic of a substance that describes how it reacts when it changes into a new substance.

• physical property

• chemical property

• physical change

• chemical change

How a substance reacts with an acid is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change

Whether or not a substance emits light during a reaction is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change

Diamond is one of the hardest materials on Earth. This is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change

The melting point of a substance is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change

Most metals are good conductors. This is an example of a ___.

• physical property

• chemical property

• physical change

• chemical change