Evidence of Chemical Changes
Clue
Example
Description
Changes
Color change Bread dough from
baking
white to
brown
Smell
New matter
created
Gas created
Heat or Light
created
Eggs rotting Smells
bad
Wood
burning
Wood
changes
to
ash
Creates
Baking soda carbon
added to
dioxide
vinegar
gas
Fireworks
Burning
chemicals
create light
and heat
Cut along dotted lines and paste into your science notebook.