Physical and chemical change

Which of the following are examples of physical change?

• liquid nitrogen boiling

• burning coal

• water melting

• paper being cut into smaller pieces

Which of the following are examples of a chemical change?

• liquid nitrogen boiling

• cells producing energy

• water freezing

• vinegar and baking soda fizzing

What type of substance has low compressibility and high density?

• solid

• liquid

• gas

• gas and liquid

Rusting metal is an example of a ____ change.

• chemical

• phase

• state

• physical

Fireworks

• Physical Change
• Chemical Change

Physical or Chemical Change?  Logs burning in a campfire.

• Physical Change
• Chemical Change

the study of most carbon-containing compounds

• inorganic chemistry

• organic chemsitry

• analytical chemistry

• biochemistry

Baking cupcakes

• Physical Change
• Chemical Change

For most substances, the phase of matter that has the highest density is...

• solid

• liquid

• gas

• aqueous

Physical or Chemical Change?  Cutting an orange into wedges.

• Physical Change
• Chemical Change