Reflection of a wave Whiteboard exercise Play

Reflection of a wave Student activity Play

Reflection of plane waves Whiteboard exercise Play

Reflection of plane waves Student activity Play

Reflection of plane waves Animation Play

Refracting telescope Student activity Play

Refracting telescope Whiteboard exercise Play

Refraction Whiteboard presentation Play

Refraction Class activity Play

Refraction diagram of Perspex Whiteboard exercise Play

Refraction diagrams Student activity Play

Refraction of light Class activity Play

Refraction of light Student activity Play

Refraction of light Student activity Play

Refraction of light Whiteboard presentation Play

Refraction of plane waves Simulation Play

Refraction of plane waves Student activity Play

Refraction of plane waves Animation Play

Refraction of plane waves Whiteboard exercise Play

Relationship between the wavelength and the energy of an electromagnetic wave Animation Play

Resonance Student activity Play

Resonance Student activity Play

Resonance Animation Play

Rutherford's experiment Animation Play

Satellite navigation systems Student activity Play