Chemical and physical changes

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

• shredding paper

• striking a match

• cutting hair

• bending wire

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

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

• burning hair

• rusting of iron

• shattering glass

• production of bubbles

Is mixing flour and sugar to make a cake a physical or chemical change?

• physical

• chemical

Is grilling a hamburger a physical or chemical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

A kitchen cook dices potatoes to make hash browns. What type of change is this?

• chemical

• physical

A packet of drink mix is added to water. Is this a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

A technician removes nail polish with acetone. Is this a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

A test tube of blood spins in a centrifuge. Is the result a chemical or physical change?

• physical

• chemical

Lemon juice is added to tea. Is this result a chemical or physical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2

A craftsman heats glass and shapes it into a swan. Is this a physical or chemical change?

• chemical

• physical

Tags

NGSS.MS-PS1-2