1. Physical & Chemical Properties & Changes

2. Properties

3. Physical or Chemical Property?  Blue Color  physical  Density  physical  Flammability  chemical  Solubility  physical  Blue Color  physical  Density  physical  Flammability  chemical  Solubility  physical

4. Physical or Chemical Property?  Reacts with acid to from H 2  chemical  Supports combustion  chemical  Sour Taste  physical  Melting Point  physical  Reacts with acid to from H 2  chemical  Supports combustion  chemical  Sour Taste  physical  Melting Point  physical

5. Physical or Chemical Property?  Reacts with water to form a gas  chemical  Reacts with a base to form water  chemical  Hardness  physical  Boiling Point  physical  Reacts with water to form a gas  chemical  Reacts with a base to form water  chemical  Hardness  physical  Boiling Point  physical

6. Physical or Chemical Property?  Can neutralize a base  chemical  Luster  physical  Odor  physical #####  Can neutralize a base  chemical  Luster  physical  Odor  physical #####

7. Change

8. Physical or Chemical Change?  Sodium Hydroxide dissolves in water.  Physical  Hydrochloric acid reacts with potassium hydroxide to produce a salt, water, and heat.  Chemical  Sodium Hydroxide dissolves in water.  Physical  Hydrochloric acid reacts with potassium hydroxide to produce a salt, water, and heat.  Chemical

9. Physical or Chemical Change?  A pellet of sodium is sliced in 2.  Physical  Water is heated and changed to steam.  Physical  Potassium Chlorate decomposes to potassium chloride and oxygen  Chemical  A pellet of sodium is sliced in 2.  Physical  Water is heated and changed to steam.  Physical  Potassium Chlorate decomposes to potassium chloride and oxygen  Chemical

10. Physical or Chemical Change?  Iron rusts.  Chemical  Sodium catches fire.  Chemical  Evaporation  Physical  Iron rusts.  Chemical  Sodium catches fire.  Chemical  Evaporation  Physical

11. Physical or Chemical Change?  Ice melting  Physical  Milk souring  Chemical  Sugar dissolving in water  Physical  Ice melting  Physical  Milk souring  Chemical  Sugar dissolving in water  Physical

12. Physical or Chemical Change?  Wood rotting  Chemical  Pancakes cooking  Chemical  Grass growing  Chemical  Wood rotting  Chemical  Pancakes cooking  Chemical  Grass growing  Chemical

13. Physical or Chemical Change?  A tire being inflated with air  Physical  Food being digested  Chemical  Water being absorbed by a paper towel  Physical #####  A tire being inflated with air  Physical  Food being digested  Chemical  Water being absorbed by a paper towel  Physical #####

15. Classifying Matter  Pure Substance  Element  Compound  Mixture  Homogeneous  Heterogeneous  Pure Substance  Element  Compound  Mixture  Homogeneous  Heterogeneous

16. Pure Subs.Mixture MaterialElemCompHomHet Salt Block of Iron Pepsi Ice Mercury in a thermometer

17. Pure Subs.Mixture MaterialElemCompHomHet Salt  Block of Iron  Pepsi  Ice  Mercury in a thermometer 

18. Pure Subs.Mixture MaterialElemCompHomHet Vinegar & Oil Copper wire Air Rust Brass

19. Pure Subs.Mixture MaterialElemCompHomHet Vinegar & Oil  Copper wire  Air  Rust  Brass 

20. Pure Subs.Mixture MaterialElemCompHomHet Aluminum foil Homogenized milk Sugar Sugar water Muddy water

21. Pure Subs.Mixture MaterialElemCompHomHet Aluminum foil  Homogenized milk  Sugar  Sugar water  Muddy water 

22. Pure Subs.Mixture MaterialElemCompHomHet Neon gas in a sign Piece of granite Wood Gasoline Tap water Distilled water

23. Pure Subs.Mixture MaterialElemCompHomHet Neon gas in a sign  Piece of granite  Wood  Gasoline  Tap water  Distilled water 