Pressure inside the ball Whiteboard exercise Play

Product of two sums Student activity Play

Properties of a copper wire Animation Play

Races Animation Play

Radiation of objects Class activity Play

Radiation of objects Whiteboard presentation Play

Radiation of the stars Student activity Play

Radiation of the stars Simulation Play

Reflection of light at a smooth surface Animation Play

Reflection of plane waves Animation Play

Reflection of plane waves Student activity Play

Reflectors Student activity Play

Reflectors Whiteboard exercise Play

Relationships between voltage and current Animation Play

Resistance Student activity Play

Resistance Glossary Play

Resistors Whiteboard presentation Play

Resistors Class activity Play

Roots and the index law for the power of a power Animation Play

Simulation Student activity Play

Simulation of force measurement Simulation Play

Standard enthalpy change. Hess’s law Whiteboard presentation Play

Standard enthalpy change. Hess’s law Class activity Play

Stefan-Boltzmann Law Whiteboard exercise Play

Stefan-Boltzmann Law Simulation Play