1. Physical vs Chemical reactions

2. Physical Properties The way something looks, feels, smells or tastes
Melting, freezing, vaporization, dissolving

3. Physical Change (reversible)
Any change in an object's physical properties
In the end the object is still composed of the same matter

4. Chemical Properties
The ability of something to undergo different chemical changes

5. Chemical Change (Hard to reverse)
When chemical properties have changed.
When matter changes into a new substance with new properties
(Change in color, energy, odor, bubbling,)