Passage to a different medium Whiteboard exercise Play

Potassium manganate(VII) and potassium dichromate(VI) in redox titrations Student activity Play

Radio waves Chart Play

Radio waves Whiteboard exercise Play

Radio waves Student activity Play

Reaction of metal ions with alkalis Student activity Play

Reflection and refraction of light Whiteboard presentation Play

Reflection and refraction of light Class activity Play

Refraction of light Class activity Play

Refraction of light Student activity Play

Refraction of light Whiteboard presentation Play

Sound Whiteboard presentation Play

Sound Class activity Play

Spherical waves Student activity Play

Spherical waves Animation Play

Stationary waves Student activity Play

Stationary waves Animation Play

The critical angle Whiteboard exercise Play

The critical angle Whiteboard exercise Play

The Doppler effect and the formation of a shock wave Student activity Play

The effects of an antibiotic in the culture medium Animation Play

The five-number summaries for hourly paid and salaried employees Student activity Play

The five-number summaries for salaried employees Whiteboard exercise Play

The focal length and the shape of a lens Animation Play

The frequency of free oscillation Student activity Play