Chemical and Physical Changes

Front

What is matter?

Back

Anything that takes up space.

Front

What is a physical change?

Back

A change that does not alter the chemical composition of a substance.

Front

What is a chemical change?

Back

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

Front

Example of a physical change?

Back

Making a fruit salad.

Front

Example of a chemical change?

Back

Rusting of a nail.

Front

What happens during a physical change?

Back

The form of the matter may change, but its identity remains the same.

Front

What happens during a chemical change?

Back

The substances involved change into different substances with new properties.

Front

Is burning wood a physical or chemical change?

Back

Chemical change.

Front

Is melting ice a physical or chemical change?

Back

Physical change.

Front

What is an example of a reversible physical change?

Back

Freezing and melting of water.