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Levels
L0
L1
L2
L3
Concepts
L3
AC circuits and impedance
L3
Aerosols and particulate measurement
L3
Ampère's law
L2
Atmospheric and ocean physics
L0
Atoms and the nucleus
L3
Band theory of solids
L3
Basics of molecular quantum mechanics
L2
Beats and superposition
L3
Bernoulli's equation
L3
Bifurcations and the loss of stability
L3
The Biot–Savart law
L3
Birefringence and wave plates
L3
Blackbody radiation and Planck's law
L3
Bragg diffraction and crystal structure determination
L3
Brownian motion and the Stokes–Einstein relation
L1
Buoyancy and Archimedes' principle
L3
Canonical transformations and Hamilton–Jacobi theory
L2
Capacitance
L3
Central force motion and orbits
L2
Centre of mass
L1
Centripetal force
L2
Charged particle motion: mass spectrometry and cyclotrons
L2
Combining uncertainties
L2
Compton scattering
L3
Conservation laws in particle interactions
L2
Conservation of energy
L2
Conservation of momentum
L1
Coulomb's law
L3
Coupled and driven oscillators
L3
Critical phenomena and continuous phase transitions
L3
Crystal structure and lattices
L2
Damped oscillations
L2
Dark matter and galactic structure
L2
The de Broglie wavelength
L3
Deterministic chaos and Lyapunov exponents
L2
Dielectrics and capacitor energy
L2
Diffraction gratings
L2
Dispersion and chromatic effects
L1
Displacement, velocity and acceleration
L2
Drag and terminal velocity
L2
Elastic and inelastic collisions
L0
Electric charge and current
L3
Electric dipole radiation
L1
Electric fields
L2
Electric motors, generators and thermoelectric effects
L2
Electric potential and potential energy
L1
Electric power and Joule heating
L2
Electromagnetic induction
L3
Electromagnetic waves in media
L3
Electromagnetic waves
L3
Entropy and the second law
L3
Expectation values and measurement
L3
Fine structure and spin-orbit coupling
L3
Fixed points and phase-plane stability
L2
Fluid continuity and flow rate
L3
Free energy and spontaneity
L3
Fresnel equations and Brewster's angle
L1
Friction
L3
Gauss's law
L3
General relativity and cosmological models
L2
Graphing and linearisation of data
L3
Hamiltonian mechanics
L1
Heat transfer mechanisms
L2
Heisenberg's uncertainty principle
L2
Hubble's law and the expanding universe
L2
Ideal gas law
L3
Inductance and RL circuits
L2
Interference and diffraction
L2
Internal energy and the first law
L2
Ionizing radiation detection and dosimetry
L2
Kepler's laws of planetary motion
L2
Kinetic theory of gases
L2
Kirchhoff's laws and circuit analysis
L3
Lagrangian mechanics
L3
Lasers and stimulated emission
L3
The laws of thermodynamics
L3
LC and RLC oscillations
L3
Least-squares fitting and linear regression
L3
Length contraction
L1
Lenses and focal length
L3
Limit cycles and Poincaré sections
L3
Liouville's theorem and phase space
L2
The Lorentz force
L3
Lorentz transformations
L1
Magnetic fields
L2
Magnetic materials and ferromagnetic hysteresis
L3
Markov chains and the memoryless property
L3
Maxwell's thermodynamic relations
L3
Maxwell's equations
L3
Mean free path and vacuum regimes
L0
Measurement, precision and accuracy
L3
Microstates and multiplicity
L2
The Millikan oil-drop experiment and the elementary charge
L2
Moment of inertia and rotational dynamics
L1
Momentum and impulse
L3
Newtonian gravitation
L1
Newton's first law
L1
Newton's second law
L1
Newton's third law
L3
Noether's theorem and symmetries
L3
Non-inertial frames and fictitious forces
L3
Nonholonomic constraints and Lagrange multipliers
L3
Nonlinear optics and harmonic generation
L2
Nuclear binding energy
L2
Nuclear fission and fusion
L3
Nuclear reactions and threshold energy
L3
Nuclear shell model, spin and parity
L3
Operators and observables
L2
Optical instruments and magnification
L3
Optical resolution and the Rayleigh criterion
L3
Particle in a box
L2
Pascal's principle and hydraulics
L1
Phase transitions
L2
Photodetectors: PMTs and CCDs
L2
The photoelectric effect
L1
Photons and quanta
L0
Physical quantities and units
L2
Piezoelectric and ferroelectric materials
L2
Plate tectonics and Earth's interior
L2
Polarization of light
L3
Postulates of special relativity
L3
Potential steps and finite wells
L1
Pressure in fluids
L1
Projectile motion
L3
Propagation of uncertainty through functions
L3
Quantum confinement and low-dimensional materials
L3
The Heisenberg picture and time-dependent perturbation theory
L3
Quantised energy levels in atoms
L3
Quantum numbers and atomic orbitals
L3
Quantum statistics: Fermi-Dirac and Bose-Einstein
L3
Quantum tunneling
L2
Radioactive decay modes
L1
Radioactivity and half-life
L2
Radiometric and photometric quantities
L2
Raman and fluorescence spectroscopy
L3
Random walks and diffusion
L2
Rayleigh and Mie scattering
L3
RC and RL circuit transients
L3
Real gases and the van der Waals equation
L0
Reflection and refraction
L3
Relativistic momentum and energy
L3
Relativistic velocity addition
L3
Relativity of simultaneity
L1
Resistivity and conductivity
L2
Resonance
L3
Reynolds number and turbulence
L2
Rolling motion
L2
Rotational kinetic energy
L1
Scalars and vectors
L3
Semiconductors and doping
L2
SI definitions, traceability and calibration
L3
Signals and Fourier analysis
L1
Significant figures
L1
Simple harmonic motion
L1
Snell's law
L2
Solar system formation and planetary astronomy
L1
Sound waves and intensity
L3
Spacetime and four-vectors
L1
Specific heat capacity
L3
Spectroscopy
L0
Speed and motion
L3
Spin and angular momentum in quantum mechanics
L3
Standing waves
L1
Static equilibrium
L3
The statistical definition of entropy
L3
Statistical distributions in measurement
L2
Stellar classification and the Hertzsprung-Russell diagram
L2
Stellar evolution and compact objects
L3
Superconductivity
L2
Surface tension and capillarity
L0
Temperature and heat
L3
The Carnot cycle and heat engines
L2
The Doppler effect
L3
The equipartition theorem
L2
The greenhouse effect and planetary energy balance
L2
The Hall effect
L3
The hydrogen atom and atomic structure
L2
The Maxwell-Boltzmann distribution
L3
The Michelson interferometer
L3
The partition function
L3
The Pauli exclusion principle
L3
The Poynting vector
L3
The quantum harmonic oscillator
L3
The relativistic Doppler effect
L3
The Schrödinger equation
L3
The Standard Model of particle physics
L3
The wave equation
L3
The Zeeman effect and Stern-Gerlach experiment
L1
Thermal expansion
L2
Thermionic emission and vacuum tube devices
L2
Thermodynamic processes
L2
Thévenin and Norton equivalent circuits
L3
Thin-film deposition and growth
L2
Thin-film interference
L3
Time dilation
L2
Torque and angular momentum
L2
Total internal reflection
L2
Transformers and AC power distribution
L1
Uncertainty and error
L1
Uniform circular motion
L3
Viscosity and Poiseuille flow
L1
Voltage and resistance
L2
Wave energy and power
L3
The wave nature of light
L2
Wave-particle duality
L1
Wave properties: amplitude, wavelength and frequency
L2
Wavefunctions and probability
L0
Waves and oscillations
L1
Work and energy
L2
X-rays and their production
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formula
mixed
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multiple-choice
free-entry
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