Physical and Chemical Changes

Front

What is a physical change?

Back

A change that occurs but does not result in the formation of a new substance.

Front

What is a chemical change?

Back

A change that results in the formation of one or more new substances.

Front

Is dissolving salt in water a physical or chemical change?

Back

Physical change.

Front

Is burning wood a physical or chemical change?

Back

Chemical change.

Front

Is frying an egg a physical or chemical change?

Back

Chemical change.

Front

Is glass breaking a physical or chemical change?

Back

Physical change.

Front

What happens to the chemical composition during a physical change?

Back

The chemical composition remains the same.

Front

What happens to the chemical composition during a chemical change?

Back

The chemical composition changes, resulting in new substances.

Front

Give an example of a physical change.

Back

Melting ice.

Front

Give an example of a chemical change.

Back

Rusting of iron.