1. Physical Processes Chemical Processes
How Can Matter Change?
Physical Processes
Chemical Processes

2. Physical Processes

3. Phase Transitions of Matter
Argon solid to liquid and gas
Cooling Lava

4. Heating Curve for Water The Phase Transitions of Water

5. Carbon Dioxide Sublimation

6. Chemical Processes (Reactions)
Processes that lead to the transformation of one set of chemical substances to another
Breaking and forming of chemical bonds between atoms
Changes that only involve the position of electrons

7. Chemical Reaction : : : · : H:H 2 H· :O:O: 2 :O: · Hydrogen Oxygen · :
: : : :
H:H H·
:O:O: :O:
Hydrogen
Oxygen :
2 H · : O :
H:O:H :
Water

8. Formation of Water from Hydrogen and Oxygen+
Energy
(Heat) 2 O
H H 2
H H +
O O E + +
Space Shuttle Main Engines Fuel

9. Electrolysis of Water to Form Hydrogen and Oxygen+
Energy 2 O
H H 2
H H +
O O E + +
Electrolysis Experiment

10. Oxidation of Iron Fe
O O O
Fe Fe +
O - O + +

11. Copper Copper Carbonate
2 Cu + H2O + CO2 + O CuCO3 + Cu(OH)2

12. Copper Patina

13. Acid Base Reaction
NaHCO3 + CH3CO2H CH3CO2Na + H2O + CO2

14. Reactions Involving Light
Chemiluminescence
Bioluminescence
Photosynthesis

15. Both Electronic and Nuclear Changes Occur
Nuclear Reactions
Both Electronic and Nuclear Changes Occur
E= Mc2
Fission