GCSE Physics guides
Free, clear guides to GCSE Physics: topics, equations, exam technique and revision plans.
- GCSE Physics topics: the full listEvery GCSE Physics topic for AQA and Edexcel, which topics are separate physics only, how the papers work and how to revise.
- GCSE Physics equations, explainedThe key GCSE Physics equations with what each symbol means and its units, grouped by topic, plus tips for using them in exams.
- AQA GCSE Physics required practicalsThe AQA GCSE Physics required practicals explained: what each investigates, the method, variables and how they are examined.
- GCSE Physics electricityGCSE Physics electricity explained: current, potential difference and resistance, series and parallel circuits, I-V graphs, mains electricity and power.
- GCSE Physics forcesGCSE Physics forces explained: scalars and vectors, resultant forces, Newton's laws, weight, terminal velocity, stopping distance and momentum.
- GCSE Physics energyGCSE Physics energy explained: energy stores and transfers, conservation of energy, kinetic and potential energy, efficiency, power and energy resources.
- GCSE Physics revision: a plan that worksA practical GCSE Physics revision plan: what to revise first, how to use past papers, six-mark questions, required practicals and equations.
- Density, explained with examplesDensity explained for GCSE Physics: the density equation, g/cm³ to kg/m³, the required practical for regular and irregular objects, and practice with answers.
- The electromagnetic spectrum, explainedThe electromagnetic spectrum explained for GCSE Physics: the seven EM waves in order, uses and dangers, how to remember the order, and v = fλ calculations.
- Nuclear fission and fusion, explainedNuclear fission and fusion explained for GCSE Physics: how uranium-235 splits, chain reactions, reactors, fusion in stars, and practice questions with answers.
- Half-life, explained with examplesHalf-life explained for GCSE Physics: radioactive decay and activity, reading half-life from a graph, calculations and choosing isotopes, with practice.
- Hooke's law, explained with examplesHooke's law explained for GCSE Physics: F = ke, the spring constant, the limit of proportionality, elastic energy and the required practical, with practice.
- Isotopes, explained with examplesIsotopes explained for GCSE Physics and Chemistry: atomic and mass number, nuclear notation, counting protons and neutrons, and radioactive isotopes.
- Kinetic energy, explained with examplesKinetic energy explained for GCSE Physics: E = ½mv², units, rearranging for speed or mass, energy transfers, braking and work done, with practice and answers.
- Momentum, explained with examplesMomentum explained for GCSE Physics: p = mv, conservation of momentum in collisions and explosions, force and rate of change of momentum, and car safety.
- Newton's laws of motion, explained with examplesNewton's three laws of motion explained for GCSE Physics: resultant force, inertia, F = ma, action-reaction pairs, terminal velocity and the required practical.
- Ohm's law, explained with examplesOhm's law explained for GCSE Physics: V = IR, I-V graphs for resistors, lamps and diodes, the resistance practical and series and parallel circuits.
- Specific heat capacity, explained with examplesSpecific heat capacity explained for GCSE Physics: the equation, why water heats slowly, the required practical and latent heat compared, with practice.
- The speed of sound, explained with examplesThe speed of sound explained for GCSE Physics: speeds in air, water and solids, v = fλ, echoes and sonar, measuring it in the lab, and ultrasound.