Physics
Every topic AQA can examine. Tap a topic to see its specification points; Y12 and Y13 show which year each one is taught.
Topics
Core content
Sections 3.1 to 3.8. Papers 1 and 2, and Paper 3 Section A.
3.1Measurements and their errorsSI units and prefixes, errors and uncertainties in measurements, and estimating quantities.3 points
- 3.1.1Use of SI units and their prefixesY12
- 3.1.2Limitation of physical measurementsY12
- 3.1.3Estimation of physical quantitiesY12
3.2Particles and radiationWhat atoms are made of, particles and antiparticles, the four forces, quarks and leptons, the photoelectric effect and energy levels.11 points
- 3.2.1 Particles
- 3.2.1.1Constituents of the atomY12
- 3.2.1.2Stable and unstable nucleiY12
- 3.2.1.3Particles, antiparticles and photonsY12
- 3.2.1.4Particle interactionsY12
- 3.2.1.5Classification of particlesY12
- 3.2.1.6Quarks and antiquarksY12
- 3.2.1.7Applications of conservation lawsY12
- 3.2.2 Electromagnetic radiation and quantum phenomena
- 3.2.2.1The photoelectric effectY12
- 3.2.2.2Collisions of electrons with atomsY12
- 3.2.2.3Energy levels and photon emissionY12
- 3.2.2.4Wave-particle dualityY12
3.3WavesProgressive and stationary waves, interference, diffraction, refraction and optical fibres.6 points
- 3.3.1 Progressive and stationary waves
- 3.3.1.1Progressive wavesY12
- 3.3.1.2Longitudinal and transverse wavesY12
- 3.3.1.3Principle of superposition of waves and formation of stationary wavesY12
- 3.3.2 Refraction, diffraction and interference
- 3.3.2.1InterferenceY12
- 3.3.2.2DiffractionY12
- 3.3.2.3Refraction at a plane surfaceY12
3.4Mechanics and materialsVectors, moments, motion graphs, the suvat equations, projectiles, Newton's laws, momentum, energy and the properties of materials.10 points
- 3.4.1 Force, energy and momentum
- 3.4.1.1Scalars and vectorsY12
- 3.4.1.2MomentsY12
- 3.4.1.3Motion along a straight lineY12
- 3.4.1.4Projectile motionY12
- 3.4.1.5Newton's laws of motionY12
- 3.4.1.6MomentumY12
- 3.4.1.7Work, energy and powerY12
- 3.4.1.8Conservation of energyY12
- 3.4.2 Materials
- 3.4.2.1Bulk properties of solidsY12
- 3.4.2.2The Young modulusY12
3.5ElectricityCurrent, potential difference and resistance, I–V graphs, resistivity, circuits, potential dividers and internal resistance.6 points
- 3.5.1 Current electricity
- 3.5.1.1Basics of electricityY12
- 3.5.1.2Current–voltage characteristicsY12
- 3.5.1.3ResistivityY12
- 3.5.1.4CircuitsY12
- 3.5.1.5Potential dividerY12
- 3.5.1.6Electromotive force and internal resistanceY12
3.6Further mechanics and thermal physicsCircular motion, simple harmonic motion and resonance, then thermal physics: heating, ideal gases and kinetic theory.7 points
- 3.6.1 Periodic motion
- 3.6.1.1Circular motionY13
- 3.6.1.2Simple harmonic motion (SHM)Y13
- 3.6.1.3Simple harmonic systemsY13
- 3.6.1.4Forced vibrations and resonanceY13
- 3.6.2 Thermal physics
- 3.6.2.1Thermal energy transferY13
- 3.6.2.2Ideal gasesY13
- 3.6.2.3Molecular kinetic theory modelY13
3.7Fields and their consequencesGravitational and electric fields, capacitors, magnetic fields and electromagnetic induction.18 points
- 3.7.1 Fields
- 3.7.1FieldsY13
- 3.7.2 Gravitational fields
- 3.7.2.1Newton's lawY13
- 3.7.2.2Gravitational field strengthY13
- 3.7.2.3Gravitational potentialY13
- 3.7.2.4Orbits of planets and satellitesY13
- 3.7.3 Electric fields
- 3.7.3.1Coulomb's lawY13
- 3.7.3.2Electric field strengthY13
- 3.7.3.3Electric potentialY13
- 3.7.4 Capacitance
- 3.7.4.1CapacitanceY13
- 3.7.4.2Parallel plate capacitorY13
- 3.7.4.3Energy stored by a capacitorY13
- 3.7.4.4Capacitor charge and dischargeY13
- 3.7.5 Magnetic fields
- 3.7.5.1Magnetic flux densityY13
- 3.7.5.2Moving charges in a magnetic fieldY13
- 3.7.5.3Magnetic flux and flux linkageY13
- 3.7.5.4Electromagnetic inductionY13
- 3.7.5.5Alternating currentsY13
- 3.7.5.6The operation of a transformerY13
3.8Nuclear physicsRutherford scattering, radioactivity and half-life, nuclear radius, binding energy, fission and fusion.8 points
- 3.8.1 Radioactivity
- 3.8.1.1Rutherford scatteringY13
- 3.8.1.2α, β and γ radiationY13
- 3.8.1.3Radioactive decayY13
- 3.8.1.4Nuclear instabilityY13
- 3.8.1.5Nuclear radiusY13
- 3.8.1.6Mass and energyY13
- 3.8.1.7Induced fissionY13
- 3.8.1.8Safety aspectsY13
Options
Paper 3 Section B. Each student sits one.
3.9AstrophysicsOption: telescopes, how stars are classified, the Hertzsprung–Russell diagram, and cosmology.Option A · 14 points
- 3.9.1 Telescopes
- 3.9.1.1Astronomical telescope consisting of two converging lensesY13
- 3.9.1.2Reflecting telescopesY13
- 3.9.1.3Single dish radio telescopes, I-R, U-V and X-ray telescopesY13
- 3.9.1.4Advantages of large diameter telescopesY13
- 3.9.2 Classification of stars
- 3.9.2.1Classification by luminosityY13
- 3.9.2.2Absolute magnitude, MY13
- 3.9.2.3Classification by temperature, black-body radiationY13
- 3.9.2.4Principles of the use of stellar spectral classesY13
- 3.9.2.5The Hertzsprung-Russell (HR) diagramY13
- 3.9.2.6Supernovae, neutron stars and black holesY13
- 3.9.3 Cosmology
- 3.9.3.1Doppler effectY13
- 3.9.3.2Hubble's lawY13
- 3.9.3.3QuasarsY13
- 3.9.3.4Detection of exoplanetsY13
3.10Medical physicsOption: the eye and ear, ECGs, ultrasound, endoscopes, X-rays and nuclear medicine.Option B · 19 points
- 3.10.1 Physics of the eye
- 3.10.1.1Physics of visionY13
- 3.10.1.2Defects of vision and their correction using lensesY13
- 3.10.2 Physics of the ear
- 3.10.2.1Ear as a sound detection systemY13
- 3.10.2.2Sensitivity and frequency responseY13
- 3.10.2.3Defects of hearingY13
- 3.10.3 Biological measurement
- 3.10.3.1Simple ECG machines and the normal ECG waveformY13
- 3.10.4 Non-ionising imaging
- 3.10.4.1Ultrasound imagingY13
- 3.10.4.2Fibre optics and endoscopyY13
- 3.10.4.3Magnetic resonance (MR) scannerY13
- 3.10.5 X-ray imaging
- 3.10.5.1The physics of diagnostic X-raysY13
- 3.10.5.2Image detection and enhancementY13
- 3.10.5.3Absorption of X-raysY13
- 3.10.5.4CT scannerY13
- 3.10.6 Radionuclide imaging and therapy
- 3.10.6.1Imaging techniquesY13
- 3.10.6.2Half-lifeY13
- 3.10.6.3Gamma cameraY13
- 3.10.6.4Use of high-energy X-raysY13
- 3.10.6.5Use of radioactive implantsY13
- 3.10.6.6Imaging comparisonsY13
3.11Engineering physicsOption: rotational dynamics and thermodynamics, including engines and heat pumps.Option C · 12 points
- 3.11.1 Rotational dynamics
- 3.11.1.1Concept of moment of inertiaY13
- 3.11.1.2Rotational kinetic energyY13
- 3.11.1.3Rotational motionY13
- 3.11.1.4Torque and angular accelerationY13
- 3.11.1.5Angular momentumY13
- 3.11.1.6Work and powerY13
- 3.11.2 Thermodynamics and engines
- 3.11.2.1First law of thermodynamicsY13
- 3.11.2.2Non-flow processesY13
- 3.11.2.3The p–V diagramY13
- 3.11.2.4Engine cyclesY13
- 3.11.2.5Second Law and enginesY13
- 3.11.2.6Reversed heat enginesY13
3.12Turning points in physicsOption: the experiments that changed physics, from the electron and the nature of light to special relativity.Option D · 15 points
- 3.12.1 The discovery of the electron
- 3.12.1.1Cathode raysY13
- 3.12.1.2Thermionic emission of electronsY13
- 3.12.1.3Specific charge of the electronY13
- 3.12.1.4Principle of Millikan's determination of the electronic charge, eY13
- 3.12.2 Wave-particle duality
- 3.12.2.1Newton's corpuscular theory of lightY13
- 3.12.2.2Significance of Young's double slits experimentY13
- 3.12.2.3Electromagnetic wavesY13
- 3.12.2.4The discovery of photoelectricityY13
- 3.12.2.5Wave–particle dualityY13
- 3.12.2.6Electron microscopesY13
- 3.12.3 Special relativity
- 3.12.3.1The Michelson-Morley experimentY13
- 3.12.3.2Einstein's theory of special relativityY13
- 3.12.3.3Time dilationY13
- 3.12.3.4Length contractionY13
- 3.12.3.5Mass and energyY13
3.13ElectronicsOption: semiconductor components, digital signals, op-amps, logic and communication systems.Option E · 18 points
- 3.13.1 Discrete semiconductor devices
- 3.13.1.1MOSFET (metal-oxide semiconducting field-effect transistor)Y13
- 3.13.1.2Zener diodeY13
- 3.13.1.3PhotodiodeY13
- 3.13.1.4Hall effect sensorY13
- 3.13.2 Analogue and digital signals
- 3.13.2.1Difference between analogue and digital signalsY13
- 3.13.3 Analogue signal processing
- 3.13.3.1LC resonance filtersY13
- 3.13.3.2The ideal operational amplifierY13
- 3.13.4 Operational amplifier in:
- 3.13.4.1inverting amplifier configurationY13
- 3.13.4.2non-inverting amplifier configurationY13
- 3.13.4.3summing amplifier configurationY13
- 3.13.4.4Real operational amplifiersY13
- 3.13.5 Digital signal processing
- 3.13.5.1Combinational logicY13
- 3.13.5.2Sequential logicY13
- 3.13.5.3AstablesY13
- 3.13.6 Data communication systems
- 3.13.6.1Principles of communication systemsY13
- 3.13.6.2Transmission mediaY13
- 3.13.6.3Time-division multiplexingY13
- 3.13.6.4Amplitude (AM) and frequency modulation (FM) techniquesY13
Across the whole course
Assessed in every paper: maths makes up at least 40% of the marks, and practical skills are tested in the written papers.
MSMathematical skillsThe maths you need in physics: units, standard form, uncertainties, rearranging equations, logarithms, graphs and trigonometry.35 points
- MS 0.1Units and prefixesY12–13
- MS 0.2Decimal and standard formY12–13
- MS 0.3Ratios, fractions and percentagesY12–13
- MS 0.4Estimating effects of changing parametersY12–13
- MS 0.5Calculator: powers, exponentials and logsY12–13
- MS 0.6Calculator: sin, cos and tanY12–13
- MS 1.1Significant figuresY12–13
- MS 1.2Means of repeated readingsY12–13
- MS 1.3Simple probabilityY12–13
- MS 1.4Order-of-magnitude calculationsY12–13
- MS 1.5Combining uncertaintiesY12–13
- MS 2.1Symbols =, <, ≪, ≫, >, ∝, ≈, ΔY12–13
- MS 2.2Changing the subjectY12–13
- MS 2.3Substituting values with unitsY12–13
- MS 2.4Solving equationsY12–13
- MS 2.5LogarithmsY12–13
- MS 3.1Graphical, numerical and algebraic formsY12–13
- MS 3.2Plotting dataY12–13
- MS 3.3y = mx + cY12–13
- MS 3.4Gradient and interceptY12–13
- MS 3.5Rate of change from a straight lineY12–13
- MS 3.6Tangents to curvesY12–13
- MS 3.7Instantaneous and average ratesY12–13
- MS 3.8Area under a graphY12–13
- MS 3.9Calculus ideas without calculusY12–13
- MS 3.10Logarithmic plotsY12–13
- MS 3.11Testing exponential and power laws with log plotsY12–13
- MS 3.12Sketching k/x, kx², kx, sin x, cos x, e^(±x), sin²x, cos²xY12–13
- MS 4.1Angles in 2D and 3D structuresY12–13
- MS 4.22D and 3D formsY12–13
- MS 4.3Areas and volumesY12–13
- MS 4.4Pythagoras and angle sum of a triangleY12–13
- MS 4.5sin, cos and tan in physical problemsY12–13
- MS 4.6Small-angle approximationsY12–13
- MS 4.7Degrees and radiansY12–13
PSPractical skillsPlanning experiments, presenting and analysing data, and evaluating results. Tested in the written papers.10 points
- PS1.1Solve problems set in practical contextsY12–13
- PS1.2Apply knowledge to practical contextsY12–13
- PS2.1Comment on experimental design and evaluate methodsY12–13
- PS2.2Present data appropriatelyY12–13
- PS2.3Evaluate results and conclusions using uncertaintiesY12–13
- PS2.4Identify variables, including control variablesY12–13
- PS3.1Plot and interpret graphsY12–13
- PS3.2Process and analyse data with the maths skillsY12–13
- PS3.3Margins of error, accuracy and precisionY12–13
- PS4.1Use a wide range of instruments and techniquesY12–13
ATApparatus and techniquesThe equipment and techniques you are expected to have used in the required practicals.12 points
- ATaAnalogue instrumentsY12–13
- ATbDigital instrumentsY12–13
- ATcImproving accuracyY12–13
- ATdStopwatches and light gatesY12–13
- ATeCalipers and micrometersY12–13
- ATfBuilding circuits from diagramsY12–13
- ATgDesigning and checking circuitsY12–13
- AThSignal generators and oscilloscopesY12–13
- ATiGenerating and measuring wavesY12–13
- ATjLasers and light sourcesY12–13
- ATkICT and data loggersY12–13
- ATlIonising radiation and detectorsY12–13
Required practicals
Assessed in the written papers.
RPRequired practical activities12 practicals
- 1Investigation into the variation of the frequency of stationary waves on a string with length, tension and mass per unit length
- 2Investigation of interference effects using Young's slits and a diffraction grating
- 3Determination of g by a free-fall method
- 4Determination of the Young modulus by a simple method
- 5Determination of resistivity of a wire using a micrometer, ammeter and voltmeter
- 6Investigation of the emf and internal resistance of electric cells and batteries
- 7Investigation into simple harmonic motion using a mass–spring system and a simple pendulum
- 8Investigation of Boyle's law and Charles's law for a gas
- 9Investigation of the charge and discharge of capacitors
- 10Investigate how the force on a wire varies with flux density, current and length of wire
- 11Investigate, using a search coil and oscilloscope, the effect on magnetic flux linkage of varying the angle
- 12Investigation of the inverse-square law for gamma radiation
Nothing matches that. Try a shorter word, or switch to both years.
The exam papers
Paper 1: sections 3.1 to 3.5 and 3.6.12 hours · 85 marks · 34%7408/1
Paper 2: sections 3.6.2, 3.7 and 3.82 hours · 85 marks · 34%7408/2
Paper 3: practical skills and data analysis, plus one option2 hours · 80 marks · 32%7408/3A and 3B