Moving coil loudspeaker, diagram
Moving-coil microphone, diagram
Motor effect, illustration
Fleming's left-hand rule for motors, illustration
Electric bell mechanism, diagram
Simple electric motor, illustration
Transformer, illustration
Electromagnetic relay, diagram
Moving coil ammeter, illustration
Fleming's right-hand rule for generators, illustration
Circuit breaker, diagram
Residual current circuit breaker, diagram
Electromagnet, illustration
Electrolysis, illustration
Rotary potentiometer, illustration
Polarity of a current carrying wire coil, illustration
Simple direct current generator, illustration
Electric switch and circuit symbol, illustration
Magnetic field round a solenoid, illustration
Bicycle dynamo, illustration
Simple alternating current generator, illustration
AC dynamo and oscilloscope, illustration
Electric motor and circuit symbol, illustration
Digital camera with inverted image, illustration
Ripple tank with plane waves, illustration
Ripple tank, illustration
Ripple tank with plane and circular waves, illustration
Wavelength and amplitude, illustration
Vibrations of a ruler, illustration
Seismic S-wave propagation, illustration
Electrostatic spray painting, illustration
Total internal reflection in an optical fibre, illustration
Ammeter and circuit symbol, illustration
Lamp, cell and ammeter connected in series, illustration
Electromagnetic induction, illustration
Geiger-Muller tube, illustration
Hard disk drive, illustration
Convection current in heated water, illustration
Heat transfer in a pan on a stove, illustration
Short-sightedness, illustration
Raybox, illustration
Shadow cast by a small light source, illustration
Shadow cast by a large light source, illustration
Pinhole camera, illustration
Reflection in a plane mirror, illustration
Image position in a plane mirror, illustration
Refraction in glass, illustration
Convex and concave lenses, diagram
Camera with inverted image, illustration
Wavelengths of violet and red light, illustration
Wavelengths of coloured light, illustration
Colour dispersion in a prism, illustration
Red and blue filters, illustration
Static electricity on rubbing rod with cloth, illustration
Periscope, illustration
Refraction in a fish tank, illustration
Refraction, real depth and apparent depth, illustration
Refraction in a fish pond, illustration
Red and green filters, illustration
Longitudinal waves in a slinky spring, illustration
Transverse and longitudinal waves, illustration
Transverse and longitudinal waves in a spring, illustration
Seismic P-wave propagation, illustration
Van de Graaff generator, illustration
Torch, illustration
Magnetic field round a coil of wire, illustration
Cathode ray tube, illustration
Car crash, illustration
Electric buzzer and circuit symbol, illustration
Eye anatomy, illustration
Immersion heater, illustration
Electric lamp and circuit symbol, illustration
Variable resistor and circuit symbol, illustration
Circuit board, illustration
Simple lighting circuit, illustration
Rheostat resistor, illustration
Electrostatic precipitator, illustration
Magnetic field around a bar magnet, illustration
Earth's magnetic field, illustration
Thermal conduction in water, illustration
Energy transfer, illustration
Cavity wall insulation, illustration
Seven forms of energy, illustration
Convection currents in a saucepan, illustration
Tides, illustration
Geiger-Muller tube with alpha radiation, illustration
Gold leaf electroscope, illustration
Transverse waves in a slinky spring, illustration
Light bulb efficiencies, Sankey diagrams
Incandescent light bulb efficiency, Sankey diagram
Fluorescent light bulb efficiency, Sankey diagram
Smoke alarm, illustration
Fixed resistor and circuit symbol, illustration
Light-emitting diode and circuit symbol, illustration
Electrolytic capacitor and circuit symbol, illustration
Light-dependent resistor and circuit symbol, illustration
Two lamps connected in series, illustration
Two lamps connected in series, circuit diagram
Two lamps connected in parallel, illustration
Two lamps connected in parallel, circuit diagram
Corrected long-sightedness, illustration
Corrected short-sightedness, illustration
Lighting circuit with two-way switches, illustration
Domestic lighting circuit, illustration
Three-pin plug, illustration
Fluorescent tube lighting, illustration
Electric cell and circuit symbol, illustration
Tuning fork vibrations and sound waves, illustration
Anatomy of the human ear, illustration
Earth's axial tilt, illustration
Storage heater, cutaway illustration
Electric bar heater, illustration
Car, illustration
States of matter, illustration
Charles's law apparatus, illustration
Gay Lussac's pressure-temperature gas law, illustration
Structure of mitochondria, illustration
Telephone earpiece and mouthpiece, diagram
Conduction and insulation, illustration
Vacuum flask, illustration
Thermal conduction in a metal, illustration
Arch bridge, illustration
Suspension bridge, illustration
Cantilever bridge, illustration
Truss bridge, illustration
Photovoltaic effect in a solar panel, illustration
Fructose sugar molecule, illustration
Galactose sugar molecule, illustration
Glucose sugar molecule, illustration
Sound waves, illustration
Sound wave propagation, illustration
Earth orbiting the Sun, illustration
Earth, moon and tides, illustration
Total lunar eclipse, illustration
Total solar eclipse, illustration
Electrical component symbols, illustration
Camera with inverted image, cutaway artwork
Electric dipole field lines, illustration
Convection current, illustration
Electric bell in a vacuum, illustration
Wireless charging of an electric car, illustration
Different propagation of plane waves, illustration
Reflection of plane waves, illustration
Wave absorption, illustration
Diffraction of waves, illustration
Diffraction of waves in a wide gap, illustration
Diffraction of waves in a narrow gap, illustration
Diffraction of waves in wide and narrow gaps, illustration
Decibel sound scale, illustration
Potential and kinetic energy, illustration
Pressure exerted by stiletto heel and elephant's foot, illus
Low Earth orbits and geostationary orbit, illustration
Satellite dish, illustration