Measurement in science

Word and chemical equations

Balancing equations

Filtration, distillation and chromatography

Atomic structure

Electronic configuration and valency

States and properties of matter

Characteristics of gases

Density

Diffusion

Cell structure

Cell functions

Metals and non-metals

Periodic trends

Tissues, organs and systems

Life cycles

Structure and bonding

Properties of elements and compounds

Alloys

Solutions, colloids and suspensions

Alkanes, alkenes and alcohols

Structural formulae – carboxylic acids and esters

Acids and bases

pH, titrations and indicators

Formation and uses of salts

Reactivity series

Redox reactions

Electrochemical cells

Endothermic and exothermic reactions

Collision theory and reaction rates

Reversible reactions

Transfer and transformation of energy

Work, power and efficiency

Energy sources and resources

Photosynthesis

Cell respiration

Nutrition and digestion

Speed and motion graphs

Forces and effects of forces

Newton's laws

Gravity and gravitational fields

Pressure

Kinetic theory and phase change

Heat transfer

Thermal properties of matter

Static electricity

Electric circuits

Current, voltage and power

Magnetism and magnetic fields

Electromagnetic induction

Generation and transmission of electricity

Longitudinal and transverse waves

Wave equation

Sound waves

Reflection, refraction and diffraction

Electromagnetic spectrum and applications

Atomic physics

Radioactivity

The Big Bang theory

The solar system

Planets and satellites

DNA

Cell division

Reproduction

Inheritance and variation

Natural selection

Speciation and extinction

Transport and circulation

Gas exchange

Hormones

Homeostasis

Receptors and senses

Biochemistry and enzymes

Osmosis

Habitat

Food chains and webs

Ecosystem cycles

Predator-prey and competition

Pathogens and parasites

Atmospheric composition

Habitat change and destruction

Pollution and conservation

Overexploitation

Emissions and environmental implications

Factors affecting human health

Vaccination

Mitigation of adverse effects

Genetic modification

Cloning

Genome mapping and applications

3D tissue and organ printing