01Motion in a Circle3 groups · 13 lessonsKinematics of Uniform Circular Motion1.1Circular Motion & Radians1.2Angular Speed1.3Linear Speed, Wheels & GearsCentripetal Acceleration1.4Why Circular Motion Accelerates1.5Calculating Centripetal AccelerationForces in Circular Motion1.6Centripetal Force1.7How Circular Motion Changes1.8The Real Inward Force1.9Resolving Forces in Circular Motion1.10A Ball Inside a Smooth Cone1.11Conical Pendulum1.12Banked Roads & Aircraft1.13Circular Motion at a Latitude
02Gravitational Fields4 groups · 17 lessonsFields & Newton's Law2.1Gravity and Gravitational Fields2.2Gravitational Field Lines2.3Newton's Law of Gravitation2.4Gravitational Field Strength2.5Field Strength of a Point Mass2.6Combined Gravitational Fields2.7Finding a Zero-Field PointPotential & Energy2.8Gravitational Potential2.9Gravitational Potential Energy2.10Gravitational Energy Changes2.11Energy to Escape a Gravitational FieldField & Potential Graphs2.12Gravitational Field Strength Graphs2.13Gravitational Potential GraphsOrbits2.14Circular Orbits2.15Orbital Period & Kepler's Third Law2.16Orbital Period Graphs2.17Geostationary Orbits
03Temperature4 groups · 7 lessonsThermal Transfer and Equilibrium3.1Thermal Energy Transfer and EquilibriumMeasuring Temperature3.2Thermometers and Thermometric Properties3.3Thermodynamic TemperatureSpecific Heat Capacity3.4Specific Heat Capacity3.5Thermal Energy SharingSpecific Latent Heat3.6Specific Latent Heat3.7Latent Heat Calculations
04Ideal Gases2 groups · 10 lessonsThe Mole & the Gas Equation4.1Amount of Substance and the Mole4.2Boyle's Law and Charles's Law4.3The Equation of State4.4Counting Molecules: pV = NkT4.5Reading a pV against kT GraphKinetic Theory of Gases4.6The Kinetic Model of a Gas4.7How Molecules Cause Pressure4.8Temperature and Mean Kinetic Energy4.9Root-Mean-Square Speed4.10R.M.S. Speed Relationships
05Thermodynamics3 groups · 8 lessonsInternal Energy5.1Internal EnergyThe First Law5.2The First Law of Thermodynamics5.3Work During a Volume Change5.4Work from a Pressure-Volume GraphFirst-Law Applications5.5Applying the First Law5.6Using the Process Condition5.7First-Law Tables5.8Pressure-Volume Paths and Cycles
06Oscillations3 groups · 10 lessonsDescribing Oscillations6.1Oscillations: Start Here6.2Period, Frequency and Angular Frequency6.3Phase Difference and Amplitude6.4What Makes Motion Simple Harmonic?6.5SHM as a Circular Projection6.6SHM Equations and Graphs6.7Speed and Acceleration in SHMEnergy of Oscillations6.8Energy in Simple Harmonic MotionDamping and Resonance6.9Damping6.10Forced Oscillations and Resonance
07Electric Fields3 groups · 12 lessonsElectric Field Foundations7.1Electric Fields: Start Here7.2Drawing Electric Field Lines7.3Uniform Electric Fields7.4Charged-Particle Motion in a Uniform FieldPoint Charges7.5Coulomb's Law7.6Charged Spheres in Equilibrium7.7The Field of a Point Charge7.8Combining Electric FieldsElectric Potential7.9Electric Potential7.10Electric Potential Energy7.11Field Strength from Potential7.12Zero Potential and Zero Field
08Capacitance3 groups · 10 lessonsCapacitor Foundations8.1Capacitance: Start Here8.2Capacitance of an Isolated Conductor8.3How a Capacitor Stores Energy8.4Calculating Capacitor EnergyCapacitor Networks8.5Capacitors in Series and Parallel8.6Reducing Capacitor Networks8.7Charge SharingCapacitor Discharge8.8Why Capacitor Discharge Slows Down8.9Capacitor Time Constant8.10Using the Discharge Equation
09Magnetic Fields3 groups · 12 lessonsMagnetic Field Foundations9.1Magnetic Fields: Start Here9.2Field Around a Straight Wire9.3Fields of Coils and SolenoidsForces on Currents9.4Force on a Current9.5Forces Between Parallel WiresMoving Charges9.6Force on a Moving Charge9.7Charged Particles in Circles9.8Period of a Charged Particle9.9The Velocity Selector9.10Velocity Selector Calculations9.11The Hall Effect9.12Using a Hall Probe
10Electromagnetic Induction3 groups · 10 lessonsInduction Foundations10.1Electromagnetic Induction: Start Here10.2Induction Experiments and E.m.f. Size10.3Magnetic Flux10.4Magnetic Flux LinkageFaraday's Law10.5Faraday's Law10.6Motional E.m.f.10.7From Flux Graphs to E.m.f. GraphsDirection & Applications10.8Lenz's Law10.9Eddy Currents and Braking10.10Rotating Conductors and Generators
11Alternating Currents3 groups · 12 lessonsAlternating Current Foundations11.1Alternating Current: Start Here11.2Reading an a.c. Graph11.3Sinusoidal a.c. Equationsr.m.s. Values & Power11.4What r.m.s. Means11.5Calculating r.m.s. Values11.6The a.c. Power Waveform11.7Mean Power in a Resistive LoadRectification & Smoothing11.8Half-wave and Full-wave Outputs11.9The Single-diode Rectifier11.10Bridge Rectifier11.11How Smoothing Works11.12Smoothing Calculations
12Quantum Physics4 groups · 15 lessonsLight as Quanta12.1What a Photon Is12.2Photon Energy and Electronvolts12.3Photon Intensity12.4Photon Rate12.5Photon Momentum and Radiation ForcePhotoelectric Effect12.6What the Photoelectric Effect Is12.7Explaining Photoelectric Observations12.8The Photoelectric Equation12.9Threshold Frequency & Wavelength12.10Photoelectric Graphs and Stopping PotentialMatter Waves12.11Wave–Particle Duality and de Broglie Wavelength12.12Electron DiffractionAtomic Spectra12.13Recognising Line Spectra12.14Atomic Energy Levels and Transitions12.15Explaining Line Spectra
13Nuclear Physics3 groups · 12 lessonsNuclear Reactions13.1Nuclear Equations13.2Mass–Energy Equivalence13.3Calculating Nuclear Reaction EnergyMass & Binding Energy13.4Mass Defect & Binding Energy13.5The Binding-Energy Curve13.6Fusion & Fission13.7Why Fusion and Fission Release EnergyRadioactive Decay13.8Evidence for Random Decay13.9Random & Spontaneous Decay13.10Activity & Decay Constant13.11Half-Life & Exponential Decay13.12Using Radioactive-Decay Equations
14Medical Physics3 groups · 7 lessonsUltrasound14.1How Ultrasound Builds an Image14.2Impedance, Reflection & Gel14.3Ultrasound AttenuationX-ray Imaging14.4X-ray Production & Minimum Wavelength14.5X-ray Attenuation & Contrast14.6Computed TomographyPET Imaging14.7PET Scanning
15Astronomy & Cosmology3 groups · 7 lessonsStars & Distance15.1Luminosity & Radiant Flux15.2Standard Candles & DistanceStellar Properties15.3Stellar Temperature from a Spectrum15.4Stellar Radius from LuminosityThe Expanding Universe15.5Redshift & Recession Speed15.6Hubble's Law15.7Expansion & the Big Bang
16Definitions1 groups · 15 lessonsA Level Definitions16.1Motion in a Circle16.2Gravitational Fields16.3Temperature16.4Ideal Gases16.5Thermodynamics16.6Oscillations16.7Electric Fields16.8Capacitance16.9Magnetic Fields16.10Electromagnetic Induction16.11Alternating Currents16.12Quantum Physics16.13Nuclear Physics16.14Medical Physics16.15Astronomy and Cosmology
