PRESENTATION OUTLINE
The difference of chemical and physical is that it can be fix and a chemical change is when it can't be fix
Production of light is when something is effected by
Light
Production of precipitate
Is when you mix something together and it leaves a solid substance in the bottom
Production of gas is like odor or bubbling
Color change is when a substance and another substance make a color change from its original color
Change in temperature is when a substance is cold and then another substance is added and makes it warmer