A change in the intensity of X-radiation Whiteboard exercise Play

Amplitude modulation Student activity Play

Amplitude modulation Animation Play

Amplitude of a spherical wave Animation Play

Amplitude of a spherical wave Animation Play

Amplitude of a spherical wave Student activity Play

Bremsstrahlung Animation Play

Bremsstrahlung (braking radiation) Student activity Play

Characteristic radiation Animation Play

Decibel Simulation Play

Decibel Whiteboard exercise Play

Decibel Student activity Play

Energy, power and intensity of a wave Student activity Play

Energy, power and intensity of a wave Animation Play

Energy, power and intensity of a wave Animation Play

Energy, power and intensity of a wave Whiteboard exercise Play

Influence of some factors on the rate of photosynthesis Student activity Play

Infrared radiation Student activity Play

Intensity and frequency of sound Simulation Play

Intensity of a sound wave Animation Play

Intensity of a sound wave Whiteboard exercise Play

Intensity of a sound wave Simulation Play

Intensity of a sound wave Student activity Play

Intensity of screen illumination Animation Play

Intensity of the emitted radiation Animation Play