Chemical and Physical Changes

Front

What is a chemical change?

Back

A process where one or more substances are transformed into new substances with different properties.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

Give an example of a chemical change.

Back

A nail rusting.

Front

Give an example of a physical change.

Back

Water changing to steam.

Front

What is mass?

Back

A measurement of the amount of matter in an object or substance.

Front

What is a physical property?

Back

A characteristic of a substance that can be observed or measured without changing its identity.

Front

What is a chemical property?

Back

A characteristic of a substance that describes its ability to change into different substances.

Front

What happens during a chemical change?

Back

New substances are formed with different properties.

Front

What is tarnishing?

Back

A chemical change where a metal reacts with substances in the environment, leading to a change in color and appearance.

Front

What is an example of a physical property?

Back

Color, shape, size, or state of matter.