1. Do Now You are presented with a mixture of salt and sand. How would you separate the two components so that you are left with a container of sand and a container of salt?

2. Physical Properties and Changes

3. Intensive Properties Properties of matter that do not depend on the amount of matter present – Color – Odor – Luster – Malleability – Conductivity

4. Extensive Properties Properties of matter that do depend on the amount of matter present – Mass – Volume – Length

5. Physical Change Some properties of a material change but the composition does not May change physical form but do not change composition

6. Examples of Physical Changes Boiling Freezing Melting Condensing Breaking, cutting Filtering, separating Distilling Mixing