Movement without the Doppler effect Student activity Play

Movement without the Doppler effect Whiteboard exercise Play

Moving source of sound Animation Play

Moving wave source Animation Play

Musical scale Animation Play

Musical scale Whiteboard exercise Play

Musical scale Student activity Play

Musical tuning Animation Play

Musical tuning Whiteboard exercise Play

Musical tuning Student activity Play

Natural crop protection Animation Play

Natural radiation Student activity Play

Natural radioactivity Slideshow Play

Noise Animation Play

Noise and protection against noise Student activity Play

Nuclear radiation and live organisms Whiteboard exercise Play

Nuclear radiation and live organisms Whiteboard exercise Play

Nuclear radiation and live organisms Student activity Play

On what does the Doppler effect depend? Whiteboard exercise Play

On what does the Doppler effect depend? Student activity Play

Permeability and absorption of X-rays Student activity Play

Pollination and protection against self-pollination Student activity Play

Prevention of corrosion Student activity Play

Propagation of sound Animation Play

Propagation of sound Whiteboard exercise Play