Mixtures and Water Resources

Duration: 2½ Week 8¾ Hours
NS CAPS, Page 15 and 55

After the completion of Topic 5 the learners will be able to:

  • explain how water in our natural environment can be polluted by insoluble- and soluble substances and living germs;
  • write a brief report about the importance of wetlands, habitats, biodiversity and water quality.

Content and Concepts: Please select a sub-category below.

toolsYou will need


  • Computer
  • Data projector
  • Speakers
  • Internet connection

Powerpoints and Photocopies

Available on category pages
  • PowerPoints
  • Worksheets
  • Quiz

School Resources

  • Water


  • half a cup of sand
  • a container with water
  • a sponge (e.g. bath- or kitchen sponge)
  • empty plastic two litre cooldrink bottle
  • a jug
  • 2 empty containers, e.g. ice cream dishes
  • small amount of tea leaves or filter coffee
  • coffee filter or piece of cloth
  • elastic band