Physical and Chemical Changes

Front

What is a physical change?

Back

A physical change is a change in the state or appearance of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A chemical change is a change that results in the formation of new chemical substances.

Front

What happens to ice when it melts?

Back

When ice melts, it changes from a solid to a liquid, which is a physical change.

Front

What is an example of a liquid turning into a gas?

Back

An example is water boiling and turning into steam.

Front

What state of matter has a definite shape and volume?

Back

Solid.

Front

What state of matter takes the shape of its container?

Back

Liquid.

Front

What is another name for a chemical change?

Back

Chemical reaction.

Front

What is rusting an example of?

Back

Rusting is an example of a chemical change.

Front

What happens during a chemical reaction?

Back

Atoms rearrange to form new substances.

Front

What is evaporation?

Back

Evaporation is the process of a liquid turning into a gas.