Chemical and Physical Changes

Front

What is a chemical change?

Back

A chemical change is a process where a substance transforms into a different substance with new properties, such as burning paper.

Front

What is a physical change?

Back

A physical change is a process that alters the form or appearance of a substance but does not change its identity, such as ripping paper.

Front

Give an example of a chemical change.

Back

Burning paper is an example of a chemical change.

Front

Give an example of a physical change.

Back

Ripping paper is an example of a physical change.

Front

What happens to the identity of a substance during a physical change?

Back

The identity of the substance maintains during a physical change.

Front

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

Back

The identity of the substance changes during a chemical change.

Front

Is melting ice a physical or chemical change?

Back

Melting ice is a physical change.

Front

Is rusting a physical or chemical change?

Back

Rusting is a chemical change.

Front

What is an example of a new substance being formed?

Back

A nail rusting is an example of a new substance being formed.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not change the substance's identity, while a chemical change results in a new substance.