Seismic waves Student activity Play

Seismic waves Animation Play

Sound amplification Whiteboard exercise Play

Sound amplification Student activity Play

Sound intensity Whiteboard exercise Play

Sound intensity Class activity Play

Sound intensity Student activity Play

Sound intensity Whiteboard presentation Play

Sound intensity and distance Student activity Play

Sound intensity and distance Simulation Play

Sound intensity and distance Whiteboard exercise Play

Spontaneous and stimulated emission Student activity Play

Submarine earthquakes Animation Play

Tectonic movements, earthquakes and volcanoes Whiteboard presentation Play

Tectonic movements, earthquakes and volcanoes Class activity Play

The efficiency of a loudspeaker Animation Play

The intensity of a beam of photons Animation Play

The intensity of a wave Class activity Play

The intensity of a wave Whiteboard presentation Play

The intensity of light Animation Play

The mechanism of hearing Student activity Play

The Richter scale Simulation Play

Two drums Animation Play

Waves of high intensity Whiteboard exercise Play

Where do earthquakes occur? Student activity Play