Physical and Chemical Changes

Which action would cause the weight of an object or substance to decrease?

• Burning it.

• Stirring it.

• Freezing it.

• Dissolving it.

Tags

NGSS.MS-PS1-5

separating sand and gravel

• physical change

• chemical change

Freezing juice is an example of a(n) ________

• physical change

• chemical change

• chemical reaction

• heredity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-4

Melting butter

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Smashing a can

• Physical

• Chemical

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-5

freezing chocolate covered bananas

• physical change

• chemical change

Is burning wood a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Freezing juice is a

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Cutting your hair is a

• Physical Change

• Chemical Change

Melting a chocolate bar is an example of a(n)  ______________ .

• physical change

• chemical change 

• photosynthesis

• heredity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4