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  • 1. Chemical/ Physical Change!!!! By: Katie Doerfler Date: Sept.18,2009 4 th Block
  • 2. Physical & chemical def.
    • *Physical change- occurs when there is a change in the form or phase.
    • *Chemical change- occurs when new substances are produced with new chemical properties.
    This is chemical change! This is physical change!
  • 3. Examples of Chemical Change!
    • * When mixing baking soda & vinegar that makes an explosion, is called a Chemical Change.
    • * The reason why this would be a chemical change is when you combine the baking soda & vinegar together, the vinegar chemical inside of it would mix with the baking soda that would make a Chemical Reaction.
  • 4. Example of Physical Change!
    • When a pot of water is put on a fire to boil, is considered a Physical Change.
    • Why this would be a physical change is because when the water starts to boil it would change from a liquid to a gas.
  • 5. References!!!
    • websites: www.discover.edventures.com (the physical change!). www.kidport.com (the chemical change!).
    • Books: N/A