Physical & Chemical Changes

Front

What are the new substances created during chemical reactions called?

Back

Products

Tags

NGSS.MS-PS1-5

Front

What is the term for the formation of a solid when two liquids combine?

Back

Precipitate

Front

If the chemical properties of a substance remain unchanged but its appearance or shape changes, what type of change is it?

Back

Physical Change

Front

What is it called when a new substance is formed with different properties than the original substance?

Back

Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

Which type of change is most often easily reversed?

Back

Physical Change

Front

What is a chemical change?

Back

A process where substances combine or break apart to form new substances with different properties.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

Give an example of a chemical change.

Back

Burning wood, which produces ash and smoke.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Front

Give an example of a physical change.

Back

Melting ice into water.

Tags

NGSS.MS-PS1-4

Front

What is a precipitate?

Back

A solid that forms and settles out of a liquid mixture during a chemical reaction.

Tags

NGSS.MS-PS1-2