1. Chemical and Physical Properties and Changes

2. Physical Properties Observed with the senses
Can be determined without destroying the object
Examples: Color, shape, mass, length, density, specific heat, and odor

3. Chemical Properties
A characteristic of a substance that can only be observed by changing it into a different substance.
Examples of chemical properties include:
The ability to burn
Ability to tarnish
Ability to rust
Ability to decompose
Ability to react with other chemicals
Ability to do acid/base reactions

4. Chemical Change Precipitate Energy change (light/heat) Color change
A new substance is formed
Please Excuse Coughs Burps Sneezes
Precipitate
Energy change (light/heat)
Color change
Bubbles or fizzing
Smell Change

5. Physical Change
The original substance still exists, it has only changed form
Exception is when a substance dissolves