5.1 Observing chemical change

5.2 Atoms and molecules in reactions

5.3 Testing gases

5.4 Writing chemical equations.

4.1 pure and impure substances

4.2 Dissolving and solutions

4.3 Factors affecting solubility

4.4 Separating mixtures

4.5 Separating mixtures 2

10.1 Types of chemical reaction

10.2 Energy transfer in reactions

10.3 Temperature and catalysts

10.4 Concentration and surface area

In this Unit you will learn:

  • how cells are formed
  • what unicellular organisms and multicellular organisms are;

2.1 Male and female reproductive systems.

2.2 Puberty and the menstrual cycle.

2.3 Sex and reproduction

2.4 Pregnancy and birth


2.5 Flowers

2.6 Seed and fruit formation

2.7 Seed dispersal


5.1 The importance of plants
5.2 Photosynthesis
5.3 Leaf Structure
5.4 Mineral salts and fertilisers