写真素材の検索結果

Air convection from radiator, illustration

Central heating circuit, illustration

Storage heater, cutaway illustration

Immersion heater, illustration

Immersion heater, illustration

Storage heater, cutaway illustration

Convection current round a room, illustration

Convection currents in a kettle, illustration

Charles's law apparatus, illustration

Pressure-temperature gas law, illustration

Charles's law apparatus, illustration

Central heating circuit, illustration

Conduction, convection, radiation, illustration

Conduction, convection, radiation, illustration

Conduction, convection, radiation, illustration

Convection current in heated water, illustration

Convection current in heated water, illustration

Convection currents in a saucepan, illustration

Water heating system, illustration

Energy transfer, illustration

Energy transfer, illustration

Total internal reflection in an optical fibre, illustration

Microwave oven, illustration

Immersion heater, illustration

Thermal conduction in water, illustration

Thermal conduction in water, illustration

Cavity wall insulation, illustration

Circuit breaker, diagram

Circuit breaker, diagram

Residual current circuit breaker, diagram

Residual current circuit breaker, diagram

Electric bell mechanism, diagram

Electric bell mechanism, diagram

Circuit breaker, diagram

Simple alternating current generator, illustration

Electromagnetic relay, diagram

Global winds, illustration

Global winds, illustration

Electromagnetic spectrum, illustration

Conduction and insulation, illustration

Conduction and insulation, illustration

Cavity wall insulation, illustration

Heat loss from a house, illustration

Fluorescent and incandescent light bulbs, illustration

Incandescent light bulb efficiency, Sankey diagram

Incandescent light bulb efficiency, Sankey diagram

Pressure-temperature gas law, illustration

Charles's law apparatus, illustration

Gay Lussac's pressure-temperature gas law, illustration

Gay Lussac's pressure-temperature gas law, illustration

Total internal reflection in an optical fibre, illustration

Photovoltaic effect in a solar panel, illustration

Heat transfer in a pan on a stove, illustration

Heat transfer in a pan on a stove, illustration

Solar water heating system, illustration

Water heating system, illustration

Vacuum flask, illustration

Vacuum flask, illustration

Vacuum flask, illustration

Simple direct current generator, illustration

Ammeter and circuit symbol, illustration

Lamp, cell and ammeter connected in series, illustration

Electrolysis, illustration

Electrolysis, illustration

Electromagnet, illustration

Electromagnet, illustration

Electromagnet, illustration

Cathode ray tube, illustration

Electric cell and circuit symbol, illustration

Electric lamp and circuit symbol, illustration

Variable resistor and circuit symbol, illustration

Circuit board, illustration

Simple lighting circuit, illustration

Rheostat resistor, illustration

Rotary potentiometer, illustration

Domestic lighting circuit, illustration

Lighting circuit with two-way switches, illustration

Three-pin plug, illustration

Van de Graaff generator, illustration

Van de Graaff generator, illustration

Global winds, illustration

Global winds, illustration

Global winds, illustration

Electric bar heater, illustration

Structure of Earth's atmosphere, illustration

Bicycle dynamo, illustration

Simple alternating current generator, illustration

AC dynamo and oscilloscope, illustration

Non-renewable energy, illustration

Non-renewable energy, illustration

Car, illustration

Lamp, illustration

Food mixer, illustration

Seven forms of energy, illustration

Light bulb efficiencies, Sankey diagrams

Fluorescent light bulb efficiency, Sankey diagram

Fluorescent light bulb efficiency, Sankey diagram

Photovoltaic effect in a solar panel, illustration

Energy efficiency, Sankey diagram

Electric dipole field lines, illustration

Magnetic field round a coil of wire, illustration

Magnetic field round a solenoid, illustration

Magnetic field round a solenoid, illustration

Polarity of a current carrying wire coil, illustration

Electromagnet, illustration

Electromagnetic induction, illustration

Motor effect, illustration

States of matter, illustration

Moving coil loudspeaker, diagram

Moving coil loudspeaker, diagram

Simple electric motor, illustration

Moving-coil microphone, diagram

Transformer, illustration

Transformer, illustration

Transformer, illustration

Fluorescent tube lighting, illustration

Solar water heating system, illustration

Fleming's right-hand rule for generators, illustration

Fleming's right-hand rule for generators, illustration

Cavity wall insulation, illustration

Dark car and light metallic car in the sun, illustration

Thermal conduction in a metal, illustration

Thermal conduction in a metal, illustration

Solar water heating system, illustration

Electrostatic spray painting, illustration

Satellite dish, illustration

Satellite dish, illustration

Satellite dish, illustration

Electrical component symbols, illustration

Electric switch and circuit symbol, illustration

Electric switch and circuit symbol, illustration

Electric motor and circuit symbol, illustration

Electric buzzer and circuit symbol, 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

Simple lighting circuit, 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

Torch, illustration

Ripple tank with plane waves, illustration

Ripple tank, illustration

Ripple tank with plane and circular waves, illustration

Raybox, illustration

Raybox, illustration

Tuning fork vibrations and sound waves, illustration

Periscope, illustration

Periscope, illustration

Manometer, illustration

Manometer, illustration

Convection current, illustration

Van de Graaff generator, illustration

Boyle's law apparatus, illustration

Electrolysis, illustration

Potential and kinetic energy, illustration

Electromagnetic spectrum, illustration

Lighting circuit with two-way switches, illustration

Demonstration of atmospheric pressure, illustration

Demonstration of atmospheric pressure, illustration

Hammer, illustration

Energy conversion, illustration

Seven forms of energy, illustration

Environmental Impact Rating, illustration

Moving coil ammeter, illustration

Motor effect, illustration

Fleming's left-hand rule for motors, illustration

Fleming's left-hand rule for motors, illustration

Solar thermal collector panel, illustration

Hydraulic lift, illustration

Hydraulic lift, illustration

Air flow from a hairdryer, illustration

Electric field lines, illustration

States of matter, illustration

States of matter, illustration

States of matter, illustration

States of matter, illustration

States of matter, illustration

Electrostatic spray painting, illustration

Radio waves, illustration

Radio waves, illustration

Radio signals bouncing off the ionosphere, illustration

Wavelength and amplitude, illustration

Wavelength and amplitude, illustration

Wavelength and amplitude, illustration

Solar water heating system, illustration

Thermal conduction in a metal, illustration

Thermal conduction in a metal, illustration

Thermal conduction in a metal, illustration

Geiger-Muller tube, illustration

Geiger-Muller tube, illustration

Geiger-Muller tube with alpha radiation, illustration

Geiger-Muller tube with gamma radiation, illustration

Global winds, illustration

Lightning conductor, diagram

Charles's law apparatus, illustration

Microwave oven, illustration

Microwave radiation, illustration