Chemical Changes

What are the properties of wood?

A change in matter that produces a new compound or substance with different properties from the original

substances we start with

What are some examples of physical changes?

Gases created when baking soda and vinegar are mixed (physical change or chemical change)

Matter cannot be ________ or _________ in a chemical change.

what we are left with after the chemical reaction

Cutting a log into many pieces (physical change or chemical change)

Physical changes (easier/harder) to reverse than chemical changes.

Melting an ice cube to get liquid water (physical change or chemical change)

Rolling a ball of clay into a long straight line (physical change or chemical change)

Which of the following new substances are created when wood is burned?

What are some examples of chemical changes?

Ash created from burning wood (physical change or chemical change)

What happens when you burn a candle?

You observe chemical properties when a substance ______.