Physical and Chemical Changes Flashcardizz

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties 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, altering the chemical composition of the original substance.

Front

Is melting ice a physical or chemical change?

Back

Physical change.

Front

Is burning wood a physical or chemical change?

Back

Chemical change.

Front

What is an example of a physical property?

Back

Color, melting point, boiling point, and density are examples of physical properties.

Front

What is an example of a chemical property?

Back

Flammability is an example of a chemical property.

Front

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

Back

The identity of the substance remains the same 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 rust forming on a nail a physical or chemical change?

Back

Chemical change.

Front

What is an example of a chemical change in food?

Back

Milk going sour is an example of a chemical change.