Reversible and Irreversible changes

A reversible change is...

• A change or reaction that can be put back in its original form

• A change or reaction that can not be put back in its original form

Tags

NGSS.5-PS1-4

An irreversible change is..

• A change or reaction that can be put back in its original form

• A change or reaction that can not be put back in its original form

Select all of the reversible changes

• An egg being beaten

• Paper being folded

• Ice melting

• Ironing clothes

• Boiling water

Select all of the irreversible changes

• Sharpening a pencil

• Stretching a rubber band

• Snapping a twig

• Melting wax

• Cooking bacon

When we add food colour to a cake mix, what is changed

• the size or the cake mix

• the shape of the cake mix

• the colour of the cake mix

• the state of the cake mix

Tags

NGSS.5-PS1-3

When we cook a cake mix, is the change reversible or irreversible?

• irreversible

• reversible

Tags

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What changes to pancake batter are made when we complete the COOKING process?

choose more than one answer

• colour

• state (matter)

• smell

• shape

• all of the above

Tags

NGSS.MS-PS1-4

Lighting a match is a reversible or irreversible change?

• reversible

• irreversible

Tags

NGSS.MS-PS1-5

What type of matter is ice?

• liquid

• gas

• solid

Tags

NGSS.MS-PS1-4

What type of matter is oxygen?

• liquid

• gas

• solid