GCSE Combined Science (Edexcel)

63 free revision lessons in 9 units. Open the course or go straight to a lesson.

Biology Paper 1

Cells, organisation, infection, bioenergetics

1. Cell Structure and Microscopy
2. Enzymes and Transport
3. Cell Division and Stem Cells
4. The Nervous System
5. Genetics and DNA
6. Evolution and Classification
7. Genetic Engineering
8. Health, Disease and Medicines

Biology Paper 2

Homeostasis, inheritance, ecology, evolution

1. Homeostasis & the Nervous System
2. Hormonal Coordination & the Endocrine System
3. Reproduction & Contraception
4. DNA, Genes & Inheritance
5. Variation & Evolution
6. Natural Selection & Classification
7. Ecosystems & Biodiversity
8. Trophic Levels, Pyramids & the Carbon Cycle

Chemistry Paper 1

Atomic structure, bonding, quantitative chemistry, chemical changes

1. Atomic Structure & the Periodic Table
2. Electronic Configuration & Trends in the Periodic Table
3. Ionic Bonding & Ionic Compounds
4. Covalent Bonding & Molecular Structures
5. Metallic Bonding & Properties of Materials
6. Conservation of Mass & Moles
7. Acids, Bases & Making Salts
8. Electrolysis & Extraction of Metals

Chemistry Paper 2

Rates, equilibria, organic chemistry, chemical analysis, atmosphere

1. Rates of Reaction & Collision Theory
2. Reversible Reactions & Dynamic Equilibrium
3. Crude Oil, Hydrocarbons & Alkanes
4. Combustion, Cracking & Alkenes
5. Polymers & Organic Reactions
6. Chemical Analysis & Chromatography
7. Earth’s Atmosphere & Climate Change
8. Using Resources & Life Cycle Assessment

Physics Paper 1

Energy, electricity, particle model, atomic structure

1. Energy Stores & Transfers
2. Conservation of Energy & Energy Resources
3. Current, Potential Difference & Resistance
4. Series & Parallel Circuits
5. Domestic Uses of Electricity & Power
6. Static Electricity & Electric Fields
7. Particle Model & Density
8. Changes of State & Internal Energy

Physics Paper 2

Forces, waves, magnetism, space

1. Forces & Newton’s Laws
2. Momentum & Force-Time Graphs
3. Waves: Properties, Types & the Electromagnetic Spectrum
4. Light, Reflection & Refraction
5. Magnetism & Electromagnets
6. The Motor Effect & Electromagnetic Induction
7. Particle Model of Matter
8. Forces & Matter

Physics Calculations

Drill every recall equation for the Physics papers

1. Energy: KE, GPE and Power
2. Efficiency and Energy Resources
3. Circuit Calculations
4. Electrical Power and Energy Bills
5. Density, SHC and Latent Heat
6. Forces, Work Done and Elasticity
7. Speed, Acceleration and Graphs
8. Newton's Laws, Momentum and Waves

Chemistry Calculations

Master moles, Mr, bond energies and rates

1. Relative Formula Mass and Moles
2. Balancing Equations and Reacting Masses
3. Bond Energy Calculations
4. Rates from Graphs and Concentrations

Biology Data Skills

Magnification, genetics and sampling calculations

1. Magnification and Unit Conversions
2. Punnett Squares and Genetic Probability
3. Sampling, Mean and Percentage Change

How to revise Combined Science

• Retrieval Practice
• Spaced Repetition
• Active Recall with Flashcards
• Mind Maps and Diagrams
• Equation Practice and Calculations
• Required Practicals Revision
• Timed Practice Questions

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