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Matter and Change - Chapter 2 (By Nicholas Delor, 10/9/18, 1st Hour) (3…

- - - - New Smell
      - Bubbles
    - - Light
      - Heat
    - - Little pieces of material in a liquid that were not there before.
  - - - One or more substances change into one or more new substances.
      - Start of Reaction
        
        Reactants
      - End of Reaction
        
        Products
- - - - Also known as "Solution".
      - When the composition is the same throughout.
      - Examples
        
        Steel
        
        Vinegar
        
        Salt Water
    - - When the composition is not the same throughout.
      - Examples
        
        Salad
        
        Chex Mix
        
        Chicken Soup
- - - - Hardness
      - Density
  - - - Volume
      - Mass
- - - - Liquid - Molecules that assume the shape of containers and are not held firmly in place, but packed together.
      - Gas - Molecules that are not packed together and fly all over the place, including around us.
      - Solid - Molecules that are arranged in regular repeating patterns and are held firmly in place.