Slide 1Chapter 3 Physical & Chemical Changes Slide 2 Properties of Matter Physical Properties are characteristics of a substance that can be observed without changing…

Slide 1 Unit 6: Phases I. Phases Defined and Characterized Slide 2 a. Substances vs. Mixtures Substances = element/compound Mixture = various combinations b. Solids Properties:…

Slide 1 WHAT HAPPENS WHEN THINGS GET HOT PHASE CHANGES Pick up a copy of the notes Draw a solid, liquid, and gas Slide 2 THE PHASES SolidLiquidGas We are drawing a lot today!…

Phase Changes Phase Changes The boiling point is the temperature at which the (equilibrium) vapor pressure of a liquid is equal to the external pressure. The normal boiling…

Phase Changes Phase Changes âItâs just a phaseâ States of Matter Solid, liquid and gas (plasma) Changes between states are called âphase changesâ Caused by a change…