PHYSICAL AND CHEMICAL CHANGE

Which one of the following is an evidence of a chemical change

• Light release

• Size change

• State change

• Shape change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which one of the following is an evidence of a physical change

• Temperature change

• Fire

• Mixture

• Light release

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Frost forming on grass in the morning

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-4

Heating sugar until it forms into caramel

• Chemical Change

• Physical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

A substance that undergoes a physical change, like melting, is still the same substance.

• True

• False

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

A change in which one or more substances combine or break apart to form new substances is

• Chemical change

• Physical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Dissolving, bending, crushing, breaking, and chopping are all examples of chemical changes

• True

• False

Tags

NGSS.MS-PS1-2

You toast a piece of bread, but leave it in the toaster too. The bread is black and the kitchen if full of smoke.

• Shape change

• Mixture change

• Size change

• Smell

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties
• liquid properties
• real properties

Tags

NGSS.MS-PS1-2

anything that has mass and takes up space

• matter

• density

• volume

• mass

Tags

NGSS.MS-PS1-4