Physical and Chemical Changes

What goes in A?

• freezing
• condensing
• melting
• evaporating

What goes in B?

• freezing
• condensing
• melting
• evaporating

What goes in C?

• freezing
• condensing
• melting
• evaporating

What goes in D?

• freezing
• condensing
• melting
• evaporating

Which of the following is a physical property?

• density of water
• zinc fizzes when placed in acid
• vinegar has a sour odor (smell)
• magnesium is very flammable

Which of the following is a chemical property?

• water boils when heated
• the volume of a brick
• sodium is explosive when placed in water
• the flexibility of rubber

Physical or Chemical change?
rain evaporates on the sidewalk

• Physical 
• Chemical

Physical or Chemical change?
electricity separates water into Hydrogen and Oxygen

• Physical 
• Chemical

Physical or Chemical change?
stepping on a Coke can

• Physical 
• Chemical

Physical or Chemical change?
sodium metal is cut with a knife

• Physical 
• Chemical