Physical vs. Chemical Changes

Is mold growing on cheese a physical or chemical change?

• Physical 

• Chemical

Tags

NGSS.MS-PS1-2

Which of the following is NOT an example of chemical change?

• sour milk

• burning wood

• breaking a pencil

• rust

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following IS a physical change?

• Getting a haircut

• Rusty metal

• sour milk

• A compound

Silverware tarnishing is an example of a _____ change

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Is sharpening a pencil a physical or chemical change?

• Physical 

• Chemical

Is making orange juice a physical or chemical change?

• Physical 

• Chemical

Tags

NGSS.MS-PS1-2

Hard-boiled eggs are the a result of a chemical change because

• the eggs are the same size before vs after.

• the eggs have different properties (smell, taste, color) before vs after.

• the eggs weigh the same before vs after.

• the eggs went through a phase change.

Tags

NGSS.MS-PS1-2

Any time something burns, it is going through a

• chemical change

• physical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A mixture is the result of a physical change because...

• The parts can be separated

• A new substance is made

• There is a chemical reaction

• One part of the mixture disappears

A copper penny turning green after a few years is an example of ...

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2