Reversible and Irreversible changes

What are changes that you can UNDO called?

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Samuel boils an egg. Is it reversible or irreversible?

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What is an irreversible change?

• Something you can change back

• Something you cannot change back

Which of the following is NOT a reversible change ?

• Freezing of water

• Baking a cake

• Heating water to give steam

• Melting of chocolate

Which of the following changes can you reverse?

• Melting butter

• Burning wood

• Digesting food

Tags

NGSS.MS-PS1-2

Tick ALL the changes that are irreversible

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• 
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Tags

NGSS.MS-PS1-2

During a process a new product is formed. This means it is a

• Reversible change

• Irreversible change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is 'B'? Complete the flow diagram for phase changes between ice and water.

• Steam (gas)

• Ice (solid)

• Water (liquid)

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Is recycling of glass reversible or irreversible?

• Reversible

• Irreversible

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Identify if heating of wax is a reversible or irreversible change?

• Irreversible

• Reversible

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4