Chemical Changes and Counting Atoms

A change where one or more new substances are created.

• Physical Change 
• Chemical Change 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following is NOT an example of a physical change?

• crumpled paper
• pencil sharpening
• shrunken clothing
• rust

Tags

NGSS.MS-PS1-2

Silverware tarnishing is an example of a _____ change

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

When you break a cracker into pieces it is a...

• Chemical change
• Physical change

Is salt dissolving in water a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS1-2

Is water melting a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Is digesting your food a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is a burning candle a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is a tree sprouting a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-LS1-5

Is getting a tan a physical or chemical change?

• Physical
• Chemical

Tags

NGSS.MS-PS3-5