Materials can change

What is an irreversible change?

• Something you can change back.
• Something you cannot change back.

Tags

NGSS.5-PS1-4

What is a reversible change?

• Something you can change back.
• Something you cannot change back.

Tags

NGSS.MS-PS1-4

The change happening in the picture is...

• Irreversible

• Reversible

• Changes

Tags

NGSS.MS-PS1-4

Baking a cake is an example of:

• a reversible change

• an irreversible change

Tags

NGSS.5-PS1-4

The ice cream is left outside. It is now a liquid. What has happened?

• The sun made it freeze.

• Someone ate it.

• The sun made it melt.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Melting of butter is a _______________ change

• Reversible change

• Irreversible change

Tags

NGSS.MS-PS1-4

Melting of ice cream is a _______________ change

• Reversible change

• Irreversible change

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which of these is NOT a reversible change?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-2

cutting paper is

• Reversible change

• irreversible change

• Reversible change

• irreversible change