Term 4 Chemistry

Term 4 Chemistry

1. Earth resources

   • Non-renewable sources
     • Coal
     • Rocks
   • Renewable sources
     • Water
       • The water cycle
         • Evaporation
         • Condensation
         • Precipitation
         • Transpiration
         • Percolation
         • Surface run-off
     • Solar
     • Wind
     • Air

2. Mixtures

3. Matter

   • States of matter
     • Solid
       • Particles have a strong bond
       • Fixed shape
       • Cant be compressed
       • Very dense
     • Liquid
       • Fixed
       • Cant compress
       • takes shape of container
       • Flows easily
         • Dense
     • Gas
       • No fixed volume
       • Cant compress
       • Will fill all space
       • Flows easily
       • Not dense
   • Substances
     • Separation methods
       • Insoluble substances
         • Sieveing
         • Filtration
         • Decantation
         • Magnetic separation
         • Centrifuging
         • Electrostatic
         • Cyclonic
       • Soluble substances
         • Chromatography
         • Evaporation
         • Distillation
         • Absorption
     • Elements
     • Compounds: contains two or more elements chemically combined in a fixed position
   • Mixtures
     • Homogenous
       • Solution
         • Solute
         • Solvent
     • Heterogenous