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GRADE 7

MATTER & MATERIALS

Properties of materials

  • Physical properties of materials
  • impact on the environment

Introduction to the Periodic Table of Elements

  • Arrangement of elements on the Periodic Table
  • Some properties of metals, semi-metals and non-metals

· Sources of energy

  • Renewable and non-renewable sources of energy
  • Potential and Kinetic Energy
  • Law of conservation of energy

GRADE 8

MATTER & MATERIALS

Atoms

  • building blocks of matter
  • Sub atomic particles
  • Pure substances
  • Elements
  • Compounds
  • mixtures of elements and compounds

Particle model of matter

  • The concept of the particle model of matter
  • Change of state

Chemical reactions

  • Reactants and products

ENERGY & CHANGE

Energy transfer in electrical systems

  • Circuits and current electricity

 

GRADE 9

MATTER & MATERIALS

Compounds

  • The Periodic Table
  • Names of compounds
  • Chemical reactions
  • Chemical equations to represent reactions
  • Balanced equations

o   Reactions of metals with oxygen

  • The general reaction of metals with oxygen

o   Reactions of non-metals with oxygen

  • The general reaction of non-metals with oxygen

ENERGY & CHANGE

Forces

  • Types of forces
  • Contact forces

Electric cells as energy systems

  • Electric cells oxygen
  • Safety with electricity
  • Safety practices

PLANET EARTH & BEYOND

Mining of mineral resources

  • Extracting cares
  • Refining minerals
  • Mining in South Africa