Chemical and Physical Changes

Front

What is the term for changing from one state of matter to another?

Back

Phase change

Front

Which of the following is NOT a sign of a chemical reaction?

Back

A phase change

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

Is shattering a glass bottle a chemical or physical change?

Back

Physical Change

Front

What type of change occurs when sugar dissolves in water?

Back

Physical Change

Front

What is a chemical change?

Back

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

Front

Give an example of a chemical change.

Back

Burning wood.

Front

What is a sign of a chemical change?

Back

Formation of a precipitate.

Front

What happens to the molecules during a phase change?

Back

They rearrange but do not change their chemical identity.

Front

What is an example of a physical change?

Back

Melting ice.