States of matter and change of state.
Mixtures, solutions, and separation techniques.
Laws of chemical combination, atomic mass.
Electrons, protons, neutrons, and models of the atom.
The cell as the basic unit of life.
Plant and animal tissue types.
Classification of living things into kingdoms and groups.
Distance, displacement, speed, velocity, acceleration.
What force really is, how balanced and unbalanced forces change motion, Newton's three laws, inertia, momentum, and conservation of momentum.
Universal law of gravitation, free fall, thrust and pressure.
Work, kinetic and potential energy, and power.
Production, propagation and reflection of sound waves.
Health, disease, and how infections spread.
Air, water, soil and the biogeochemical cycles.
Crop production, animal husbandry and food security.