Changes: Reversible and Irreversible

What is a reversible change?

• A change that cannot be undone

• A change that can be undone

• A change that happens quickly

• A change that happens slowly

Tags

NGSS.5-PS1-4

Which of the following is an example of a reversible change?

• Burning paper

• Melting ice

• Baking a cake

• Rusting iron

What is an irreversible change?

• A change that can be undone

• A change that happens only in winter

• A change that cannot be undone

• A change that happens only in summer

Which of the following is an example of an irreversible change?

• Freezing water

• Dissolving sugar in water

• Cooking an egg

• Folding a paper

Freezing water into ice is an example of what kind of change?

• Chemical change

• Irreversible change

• Reversible change

• Permanent change

Tags

NGSS.MS-PS1-4