Reversible or Irreversible

Which of these is NOT a reversible change?

• Water to Ice
• Juice to Popsicle
• Cookie Dough to Cookie
• Melting Chocolate

Tags

NGSS.5-PS1-4

A popsicle is a.....

• gas

• liquid

• solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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

What is a liquid?

• Liquids have their own shape and size.
• Liquids take the shape of their container.
• Liquids spread out to fill space.

Tags

NGSS.5-PS1-3

What is a solid?

• Solids have their own shape and size.
• Solids take the shape of their container.
• Solids spread out to fill space.

Tags

NGSS.5-PS1-3

What is a gas?

• Gases have their own shape and size.
• Gases take the shape of their container.
• Gases spread out to fill space.

Tags

NGSS.5-PS1-3

Burning wood is a reversible change.

• True
• False

Tags

NGSS.MS-PS1-2

Baking a cake is an example of:

• a reversible change

• an irreversible change

Tags

NGSS.5-PS1-4