SCHEME OF THE UNIT CONTENTS

MATTER

1- MATTER AND ITS PROPERTIES
    1.1- Matter-substance-atoms
    1.2- General properties of matter
         . mass
         . volume
         . temperature
    1.3- Specific properties of matter
         .colour
         . hardness
         . density float/sink

2- TYPES OF MATTER
    2.1- Pure substances and MIXTURES
        2.1.1. Heterogeneous mixtures
        2.1.2. Homogeneous mixtures or solutions
                      .Alloys

3- CHANGES IN MATTER
    3.1- Chemical changes or reactions
           .Oxidation
           .Combustion
   3.2- Chemical reactions of life
   3.3- Chemical reactions in industry  
   3.4- CHANGE IN STATE OF MATTERa change in temperature
           .melting melting point
           .solidification
           .vaporization-boilingboiling point
                              -evaporation
          .condensation
          .sublimation -reverse sublimation
   3.5- Examples of making use of changes of state