Ionization of matter Slideshow Play

Ionizing radiation Student activity Play

Ionizing radiation Whiteboard exercise Play

Refraction of light Student activity Play

Refraction of plane waves Animation Play

Refraction of plane waves Student activity Play

Solid and liquid culture media Slideshow Play

Sound waves Animation Play

Sound waves Student activity Play

The angle of incidence and the angle of refraction Animation Play

The derivation of Snell's Law Animation Play

The reflection of sound waves Student activity Play

The reflection of sound waves Animation Play

The refractive index Student activity Play

The refractive index Whiteboard exercise Play