Changes in Matter

What indicates a chemical property?

• Observed with senses

• Melting point

• Indicates how a substance reacts with something else

• Luster

Which of the following is a physical change?

• Baking soda reacts with vinegar

• Iron rusts

• Ice melting

• Wood rots

Which of the following is a physical property?

• Reacts with water

• Solubility

• Supports combustion

• Reacts with air

What is an example of a physical property?

• Reacts with acid

• Sour taste

• Supports combustion

• Reacts with air

Tags

NGSS.MS-PS3-1

Evaporation occurs when liquid water changes into a gas. This is referred as a physical change.

• True

• False

• Sometimes true

• Not sure

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Combining hydrogen and oxygen to make water is a physical change.

• True

• False

• Sometimes true

• Not sure

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What indicates a chemical property?

• Observed with senses

• Determined without destroying matter

• Indicates how a substance reacts with something else

• A change in size, shape, or state

Tags

NGSS.MS-PS1-1

What is a characteristic of a physical change?

• A new substance is formed

• A change in the physical and chemical properties

• A change in size, shape, or state

• Matter will be changed into a new substance after the reaction

What happens when a marshmallow is toasted over a campfire?

• Physical change

• Chemical change

• No change

• Both physical and chemical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

Which of the following is a chemical property?

• Hardness

• Odor

• Reacts with acid

• Boiling point