"Change is the Universal wake-up call."

- Andrew Pacholyk, Barefoot ~ A Surfer's View of the Universe

Exam Board

Refraction of Light

EdexcelInvestigation

Exploring Refraction, Dispersion and Total Internal Reflection

Investigate how light refracts through different mediums and the effects of dispersion.

Measuring Speed of Sound

EdexcelRequired Practical

Investigating Sound Waves

Using an oscilloscope to measure the speed of sound in air