OCR A A-level Physics Year 13 revision

Topic 5.1: Thermal physics

It builds on what you learned at AS in Materials, and takes it further.

There are 10 parts: we start with temperature scales, absolute zero and thermal equilibrium, and finish with thermal physics and gases.

1. 5.1.1Temperature scales, absolute zero and thermal equilibriumFree 65 questions
2. 5.1.2Internal energy and specific heat capacity61 questions
3. 5.1.3Specific latent heat and changes of state55 questions
4. 5.1.4Practical: determining specific heat capacity and specific latent heat71 questions
5. 5.1.5Boyle's law, Charles's law and the pressure lawFree 58 questions
6. 5.1.6Practical: Boyle's law and pressure law, estimating absolute zero61 questions
7. 5.1.7The ideal gas equation: moles, Avogadro constant and Boltzmann constant51 questions
8. 5.1.8Kinetic theory of gases: assumptions, pV = ⅓Nm⟨c²⟩ and r.m.s. speed57 questions
9. 5.1.9Molecular kinetic energy and temperature; Brownian motion61 questions
10. 5.1.10Thermal physics and gases61 questions

Topic 5.2: Circular motion

It builds on what you learned at AS in Motion, and takes it further.

There are 2 parts: we start with circular motion, and finish with applications of circular motion.

1. 5.2.1Circular motionFree 62 questions
2. 5.2.2Applications of circular motion: vertical circles, conical pendulums and banked tracks61 questions

Topic 5.3: Oscillations

It builds on what you learned at AS in Motion, and takes it further.

There are 7 parts: we start with simple harmonic motion, and finish with resonance in everyday applications and its effects.

1. 5.3.1Simple harmonic motion62 questions
2. 5.3.2Energy changes in SHM and energy–displacement graphs55 questions
3. 5.3.3Mass–spring systems and the simple pendulum: periods and graphs60 questions
4. 5.3.4Practical: investigating simple harmonic motion (mass–spring and pendulum)64 questions
5. 5.3.5Free and forced oscillations and resonanceFree 64 questions
6. 5.3.6Damping: light, critical and heavy damping45 questions
7. 5.3.7Resonance in everyday applications and its effects25 questions

Topic 5.4: Gravitational fields

It builds on what you learned at AS in Forces in action, and takes it further.

There are 6 parts: we start with gravitational fields, and finish with escape velocity and orbital energy.

1. 5.4.1Gravitational fieldsFree 43 questions
2. 5.4.2Gravitational potential and gravitational potential energyFree 60 questions
3. 5.4.3Potential gradient and gravitational field strength57 questions
4. 5.4.4Orbital motion and Kepler's laws62 questions
5. 5.4.5Satellites and geostationary orbits53 questions
6. 5.4.6Escape velocity and orbital energy58 questions

Topic 5.5: Astrophysics and cosmology

It builds on what you learned at AS in Waves, and takes it further.

There are 20 parts: we start with refracting astronomical telescope, and finish with dark matter, dark energy, critical density and the fate of the Universe.

1. 5.5.1Refracting astronomical telescope: ray diagrams and angular magnificationFree 34 questions
2. 5.5.2Reflecting telescopes: Cassegrain design, mirrors and aberrations24 questions
3. 5.5.3Collecting power, resolving power and the Rayleigh criterion59 questions
4. 5.5.4Charge-coupled devices compared with the eye55 questions
5. 5.5.5Radio telescopes and arrays20 questions
6. 5.5.6Infrared, ultraviolet and X-ray telescopes and the effect of the atmosphere29 questions
7. 5.5.7Astronomical distances: AU, light-year, parsec and stellar parallaxFree 42 questions
8. 5.5.8Luminosity, intensity and the inverse-square law for starlight43 questions
9. 5.5.9Black-body radiation: Wien's displacement law and the Stefan–Boltzmann law18 questions
10. 5.5.10Stellar spectra and spectral classes14 questions
11. 5.5.11Standard candles: Cepheid variables and Type Ia supernovae23 questions
12. 5.5.12The Hertzsprung–Russell diagramFree 25 questions
13. 5.5.13Star formation, fusion and equilibrium on the main sequence62 questions
14. 5.5.14Red giants, planetary nebulae and white dwarfs18 questions
15. 5.5.15Supernovae, neutron stars and the Chandrasekhar limit28 questions
16. 5.5.16Black holes, event horizon and Schwarzschild radius18 questions
17. 5.5.17The Doppler effect and red shiftFree 26 questions
18. 5.5.18Hubble's law and the age of the Universe18 questions
19. 5.5.19The Big Bang, cosmic microwave background and evolution of the Universe62 questions
20. 5.5.20Dark matter, dark energy, critical density and the fate of the Universe60 questions

Topic 6.1: Capacitors

It builds on what you learned at AS in Electrical circuits, and takes it further.

There are 7 parts: we start with capacitance, and finish with applications of capacitors.

1. 6.1.1Capacitance51 questions
2. 6.1.2Energy stored in a capacitor and the Q–V graphFree 64 questions
3. 6.1.3Capacitors in series and parallel57 questions
4. 6.1.4Charging and discharging a capacitor: exponential equations57 questions
5. 6.1.5Time constant, discharge graphs and logarithmic plots58 questions
6. 6.1.6Practical: charging and discharging a capacitor, determining the time constant60 questions
7. 6.1.7Applications of capacitors55 questions

Topic 6.2: Electric fields

It builds on what you learned at AS in Charge and current, and takes it further.

There are 6 parts: we start with electric fields, and finish with motion of charged particles in uniform electric fields.

1. 6.2.1Electric fields48 questions
2. 6.2.2Coulomb's law and radial electric field strengthFree 58 questions
3. 6.2.3Uniform electric fields between parallel plates and field patterns62 questions
4. 6.2.4Electric potential and electric potential energy55 questions
5. 6.2.5Potential gradient; comparing gravitational and electric fields61 questions
6. 6.2.6Motion of charged particles in uniform electric fields57 questions

Topic 6.3: Electromagnetism

It builds on what you learned at AS in Charge and current, and takes it further.

There are 11 parts: we start with magnetic fields and induction, and finish with the practical on investigating electromagnetic induction with coils and magnets.

1. 6.3.1Magnetic fields and induction8 questions
2. 6.3.2Magnetic field patterns: wires, coils, solenoids; Fleming's left-hand ruleFree 73 questions
3. 6.3.3Magnetic flux density and force on a current-carrying conductor (F = BIl)62 questions
4. 6.3.4Force on a moving charge (F = Bqv) and circular paths in magnetic fields67 questions
5. 6.3.5Hall effect and the Hall probe20 questions
6. 6.3.6Practical: measuring magnetic flux density with a current balance57 questions
7. 6.3.7Magnetic flux and flux linkageFree 17 questions
8. 6.3.8Faraday's law and Lenz's law22 questions
9. 6.3.9Generators and alternating voltages16 questions
10. 6.3.10Transformers and power transmission61 questions
11. 6.3.11Practical: investigating electromagnetic induction with coils and magnets61 questions

Topic 6.4: Nuclear and particle physics

It builds on what you learned at AS in Quantum physics, and takes it further.

There are 20 parts: we start with rutherford scattering and the distance of closest approach, and finish with nuclear waste, safety and risk assessment.

1. 6.4.1Rutherford scattering and the distance of closest approach22 questions
2. 6.4.2Nuclear radius, nuclear density and electron diffraction46 questions
3. 6.4.3Particle accelerators and detectors: linac, cyclotron and synchrotronFree 69 questions
4. 6.4.4Antiparticles, pair production and annihilation22 questions
5. 6.4.5Hadrons: baryons, mesons and the quark model24 questions
6. 6.4.6Leptons, neutrinos and the Standard Model27 questions
7. 6.4.7Conservation laws in particle interactions (charge, baryon number, lepton number, strangeness)55 questions
8. 6.4.8Fundamental interactions, exchange particles and Feynman diagrams29 questions
9. 6.4.9Beta decay and the weak interaction in the quark model56 questions
10. 6.4.10Evidence for quarks: deep inelastic scattering62 questions
11. 6.4.11Radioactivity and nuclear decayFree 59 questions
12. 6.4.12Nuclear instability: N–Z graph and decay modes (alpha, beta-minus, beta-plus, electron capture, gamma, neutrino)68 questions
13. 6.4.13Properties of alpha, beta and gamma radiation, background radiation and safe handling20 questions
14. 6.4.14Practical: modelling radioactive decay, and absorption and inverse-square law for gamma radiation59 questions
15. 6.4.15Radioactive dating and other uses of radioisotopes56 questions
16. 6.4.16Nuclear energy65 questions
17. 6.4.17Induced fission, chain reactions and critical massFree 28 questions
18. 6.4.18Fission reactors: moderator, control rods, coolant and shielding30 questions
19. 6.4.19Nuclear fusion: conditions, confinement and comparison with fission42 questions
20. 6.4.20Nuclear waste, safety and risk assessment61 questions

Topic 6.5: Medical imaging

It builds on what you learned at AS in Waves, and takes it further.

There are 7 parts: we start with x-ray production and imaging, and finish with comparing medical imaging techniques.

1. 6.5.1X-ray production and imagingFree 32 questions
2. 6.5.2X-ray attenuation, contrast media and computed tomography28 questions
3. 6.5.3Ultrasound imaging: A- and B-scans, acoustic impedance and Doppler66 questions
4. 6.5.4Magnetic resonance imaging27 questions
5. 6.5.5Radionuclide imaging: tracers, gamma camera and PET29 questions
6. 6.5.6Radiotherapy, radiation dose and effective half-life71 questions
7. 6.5.7Comparing medical imaging techniques: benefits and risks39 questions

Topic PS: Maths skills

It builds on what you learned at AS in Foundations of physics, and takes it further.

There are 5 parts: we start with exponential and logarithmic functions (e^x, ln, decay and discharge), and finish with introductory calculus in physics.

1. PS.1Exponential and logarithmic functions (e^x, ln, decay and discharge)Free 57 questions
2. PS.2Logarithmic graphs: linearising exponential and power laws59 questions
3. PS.3Radians, trigonometric functions and the small-angle approximation14 questions
4. PS.4Gradients, tangents and areas under graphs as rates of change and totals26 questions
5. PS.5Introductory calculus in physics: SHM, induction and field–potential relations15 questions

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