Physical and Chemical Changes Flashcard

Front

What is a physical change?

Back

A physical change is a change in which the chemical properties of a substance remain unchanged, but its appearance or shape may change. Examples include melting, freezing, and breaking.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances. It involves a change in the chemical properties of a substance. Examples include burning, rusting, and digestion.

Front

Logs burning in a campfire is an example of a...

Back

Chemical Change

Front

Glass breaking into tiny shards is an example of a...

Back

Physical Change

Front

What state of matter is water vapor?

Back

Gas

Front

What happens to the chemical properties of a substance during a physical change?

Back

The chemical properties remain unchanged.

Front

What happens to the chemical properties of a substance during a chemical change?

Back

The chemical properties change, resulting in new substances being formed.

Front

Water freezing into ice is an example of a...

Back

Physical Change

Front

What is an example of a chemical change?

Back

Burning wood, which produces ash and smoke.

Front

What is an example of a physical change?

Back

Dissolving sugar in water, where the sugar can be recovered.