Chemical and Physical Change of matter

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

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

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

Is melting butter for popcorn a chemical or physical change?

• chemical
• physical

Is burning wood a chemical or physical change?

• chemical
• physical

A change in the size, shape, or state of matter.

• chemical change
• physical change
• chemical reaction
• electron change

Which of the following is NOT an example of a physical change?

• crumpled paper
• pencil sharpening
• shrunken clothing
• sour milk

Salt dissolves in water

• physical Change
• chemical change

a piece of copper is cut in half

• physical change
• chemical change

food digested in the stomach

• physical change
• chemical change

Photosynthesis is an example of a

• physical change
• chemical change